April 19, 2010

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Sometimes a philosopher like Hume will propound a skepticism that makes us doubt whether we can even know what the philosopher himself is arguing, if he is right and we really know that little. But equally, empiricist like Hume betray the veracity of rationalism: Hume, after all, did not show us movies to teach us, he wrote books. If pure reason is worthless, and, least of mention, matters of the sense are only the avenues of our understanding, how is it we are to learn just by following Hume's path of reason? Wouldn't he do better to show us pictures and images? After all, all reasoning, Hume's reasoning even, comes in logical form, comes in words and not images, the stuff of thought. Hume's very enterprise of reasoning his way into showing reason worthless itself betrays the value of reason. Never mind that it was mostly inductive reason; if logic and pure reason were worthless, wherefore does Hume write, filling hundreds of pages of logical processes? We might say to him that he has an awful lot to say about what must be true, for someone who believes we cannot know the truth. In addition he employs logic and reasons quite extensively, for someone who believes pure reason can give us no substantive truth.


Leibniz saw quite correctly that, though sense experience is probably essential to human nature, and necessary for us to mature our minds in the first place, it is reason that gives us the perspective and principles to use such experiential sense-data. If I should know that a particular apple is green, and a thousand other data of the daily sights and sounds, without logic, reason and mathematics, by which I process and analyse and organize such data, none of our sciences would be possible, least of all philosophy, but the physical sciences of nature also. Sense-data contains the raw facts of the world, and, nonetheless, its found knowledge comes about when the principles in universal rules of reason are used to process such facts into knowing what we do not perceive, are they things like the centre of the Earth or the nature of the infant cosmos. Without universal principles, are they creative inductions like scientific theories, or the deductive rules of logic, sense data would get us nowhere—add fact to fact all one's life, without rational analysis, without using the tools of the 'inborn light within us,' and knowledge would be impossible. I am not so much arguing that was there no sense data there would be in fact knowledge, but only that both are required, that reason conductively deduces through sense-data and sense-data bears its fruit by means of reason, in a two-way process, both sides of which are often essential.

Psychologists today would no doubt insist that psychology be a discipline separate and distinct from that of philosophy. The mere fact that psychology is thought of as a science sets it apart from philosophy and, at times, makes it quite incompatible with philosophy. Yet psychology and philosophy are bound by history in that it is from philosophy that psychology receives the methods that psychology employs in analysing and evaluating the mind and all that it entails. Psychology owes its existence to most philosophical thinkers including Aristotle, Plato, John Locke, and David Hume. Here, our immediate focus on the particular influences of Rationalism, is specifically focussing on the work of René Descartes and the counterarguments of Emmanuel Kant.

René Descartes was a very private man and the details of his life are only vaguely known. Born in 1596, he was an intellectually bright child and was enrolled in the College at la Flèche at the age of 10. Some time after graduating at the age of sixteen, Descartes took up residence in the Paris suburb of St. Germain. Here, between periods of seclusion, Descartes observed the workings of a set of mechanical fountain statues built for the Queen. Watching these, he developed an idea that real bodies, animal and human, operate much like these automatautilizing a system of hydraulics and fluids to animate the body and its processes. This would be the basic idea involved in his later physiological theories of the brain and visual perceptivity (Fancher, 1979).

After moving and becomingly reclusive again, Descartes found himself dissatisfied with the uncertainties of much of the information he had learned in school and afterward. He was pleased with the certainties that mathematics offered, but as of yet there were not many ways to apply math to other disciplines. One morning during these frustrations, Descartes found himself watching a fly on the wall (or so the story goes) and suddenly discovered that he could define the fly’s position using only three numbers: the perpendicular distance of the fly from each wall and from the ceiling. Generalizing from this realization, he discovered that any point in space could be defined in a similar way by measuring their distances from perpendicular lines or planes. These numbers have commonly become known as 'Cartesian coordinates' and the perpendicular lines as the x -and y-axes. That discovery led to the development of analytical geometry, the first mathematical blending of algebra and geometry. The discovery of the coordinate plane, alone, is a huge contribution to psychology, for without it, defining the relationship between independent and dependent variables, calculating correlations, doing tests of significance, and other quantitative analysis would not be possible (Fancher, 1979)

After this discovery, Descartes began to wonder if there were other knowledge areas that could give answers or facts that provide the same amount of certainty as their results made to mathematics. Able to think of none, he proceeded with enumerating the faults of then-current scholarship and ultimately concluded that the best course for him to follow would be to disregard everything he had learned and only accept as 'truth' those things that he could determine were correct or valid through his own systematic reasoning. To this end, Descartes formed a method for such reasoning that he believed would offer other disciplines the same amount of certainty afforded by mathematics. This method consisted of four rules, stated briefly they are: (1) To proceed by means of doubt, to take nothing for granted, to avoid bias and prejudgment; (2) its distributive subject matter for which the argument becomes that which are the simplest parts; (3) as to the total proceeding in each related stage soon becomes the simple, and, of course, leading to the more complex; (4) To 'enumerate' and review to make sure nothing is missed in the argument, and that as many sources for the correct conclusion as possible may be collated.

Descartes was sure that this method would provide the mathematical elements needed to produce valid and reliable results in scholarly thinking. The first rule of this method, however, was especially troubling to Descartes. Already plagued with doubt about many other supposed truths, Descartes began to doubt everything until he even doubted that he existed. After a long process of doubting and reasoning, he doubted his existence until he realized the only thing he could no longer doubt was that he doubted. He reasoned that because he could not doubt that he was presently doubting, he must at least exist to be doubting. It is from this doubting, and subsequent realization and affirmation of existence we obtain the oft-quoted 'I think, therefore I am,' or 'Cogito, ergo sum' (Balz, 1952.) By proving that he existed, Descartes reasoned that he could also prove other things to be logically and rationally true by using the method he created.

Like the development of analytical geometry, the ideas contained in his methodology constitute a large contribution to the future of psychology in that it is precisely from the principles Descartes laid out in his method that deductive and inductive reasoning developed. What is more important, the introduction of methodology for the precise and systematic evaluation and verification if ideas or supposition was crucial to the development of the field of science, to an over-all picture, for much had been attributed to psychology? Descartes’ method provides the fundamental building blocks of the scientific method that modern science heralds as the marrow core in of all procedural guidelines. We, like Descartes, are satisfied that if all of the rules of the scientific method are followed exactly, the results should be valid and dependable.

Descartes made yet another important contribution to the future field of psychology immediately after his realization that he did exist. As he made this realization, he also realized that he could be sure that the mind and body were separate from one to conclude, in that I was a thing or substance whose whole essence or nature was only to think, and, to exist does not need space nor of any material thing or body. Thus, it follows that this ego, this mind, this soul, by which I am what I am, is entirely distinct from the body and am easier to know than the latter, and that even if the body were not, the soul would not cease to be all that it now is.

This was an important distinction at this time, for most of the discourse had concerned the workings of the soul with the assumption that the soul controlled most aspects of the body. It had been supposed that the soul was the seat of all reasoning, thought, memory, and so on, and the animating force within the body. It is not until Descartes that the mind is ascribed with the powers of reasoning, knowledge, and emotion separate from the functioning of the rest of the body. For Descartes, the body functions independently from the mind, however the mind and body can interact to produce varying results in behaviour. Although he does still discuss his mind as part of the soul, what is important is that Descartes uses and continues to develop the concept of the rational, thinking mind for being separate and distinct from the body. This mind-body distinction is obviously an important one for psychology, allowing for the development of much of physiological psychology with cognitive and perceptual psychology, among others.

This mind/body split led Descartes to make further conclusions about how the brain functioned. His primary concerns was the workings of vision and visual perception. Descartes concluded that, based on a previously discovered 'truth' that everything is in motion, light and objects give off tiny vibrations and these vibrations press upon various areas of the eye. This then causes the vibrations to move through the eye to stimulate a series of hollow nerves through which essential brain fluids flow. Much like the automata from St. Germain, Descartes envisioned that these brain fluids flowed through the nerves stimulated to constrict or expand by the vibrations of the objects being viewed so that a sort of stamp was of what was seen was created in the brain. Reasoning that because we have two eyes but only seem to perceive any object we are viewing as singular, he further concluded that there must be a centre in the brain in which the vibrations from both eyes meet to create a singular image. For Descartes, this area was the Pineal gland because it entered the brain and not lateralized like the rest of the brain. It was also here, he concluded, that the soul resided.

Although much of how Descartes reasoned, the mind to work was incorrect, some basic ideas were fundamental for future work on perception and physiological psychology. Among the important ideas is Descartes’ graphing of the visual field of perception that showed that each eye not only perceives what is directly in front of it, but also receives sense information from the outer field of the opposite eye (essentially that we see much in the left side of our visual field with our right eye and vice versa). Also, though he was wrong about the vibrations and hollow nerve tubes, he was correct in reasoning that there must be some centre in the brain where the images from both eyes are combined into a singular image to be consciously dealt with by the mind.

Descartes evidently had a profound impact on ways of thinking about the world and that this impact is still seen in much of modern psychology. However, these ideas in and of themselves did little to further the cause of Psychology, for Descartes’ method of ascertaining the truth by reason alone left out an entire realm of discussion that dealt not with how the senses perceived, but what the senses perceived. Indeed, the tenets of rationalism stated that sensory information was likely to be false and unreliable and summarily dismissed it from further discussion. There was a second group of thinkers, however, who viewed sensory information and experiences as the only accurate measurements of and indicators of 'truth,' as this group was called the empiricist.

Basic rationalism teaches of: (1) Don’t trust senses, since they sometimes mislead, knowingly; since the 'knowledge' they provide is inferior (because it changes; (2). Reason alone can provide knowledge. Math is the paradigm of real knowledge. (3) There are innate ideas, e.g., Plato’s Forms, or Descartes’ concepts of self, substance, and identity. (4) The self is real and discernable through immediate intellectual intuition (Cogito ergo sum). (5) Moral notions are comfortably grounded in an objective standard external to self -in God, or Form. Basic empirics’ precepts were as of (A) senses is the primary, or only, a source of knowledge of the world. Psychological atomism. (B). Mathematics deals only with relations of ideas (tautologies); gives no knowledge of the world. © No innate ideas (though Berkeley accepts Cartesian self). General or complex ideas are derived by abstraction from simple ones (conceptualism). (D). Hume -there’s no immediate intellectual intuition of self. The concept of 'Self' is not supported by sensations either. (E) Hume -no sensations support the notion of necessary connections between causes and effects, or the notion that the future will resemble the past. (F) Hume -'is,' that does not imply to 'ought' for each their source of morality is feeling.

Although both of thee schools of thought believed that truth was attainable, they disagreed about the role that the senses played in discovering this truth. The rationalists employed deductive reasoning, reasoning that does not depend on experience to inform it (for example concepts and constructs such as bachelor or death that do not require certain experiences to be understood) to attain truths. The empiricist utilized empirical reasoning, reasoning that depends upon experience or contingent events in the world to inform it (that George Bush, Jr. is president in 2004 cannot be determined by examining the concepts of 'president' and 'George Bush'). This disagreement over which type of reasoning was superior continued until the 1780’s when Emmanuel Kant, a German philosopher, began publishing his most influential works.

Kant’s work was primarily a reaction against the work of the empiricist David Hume. He found problems with both the empiricist and the rationalists, however. Essentially Kant proposed that neither rationalism nor empiricism were sufficient, or correct, in determining absolute truths for there were truths that neither of these two schools could prove as such by only using inductively and theoretical reasoning. Moreover, both modes of thought contained flaws that allowed two contradictory statements, or autonomies, to both be accepted as true and valid.

Kant argues that while both rationalism and empiricism assume that obtaining knowledge of how things really are is possible, as opposed to how they seem to us, they overlook the fact that the human mind is limited. The human can experience and imagine only within certain constraints; the human mind has a hand in constructing and shaping our reality as we perceive and think about it. Specifically, these constraints are synthetic and deductively. Synthetic deductive truths, which include location in space and time, causality, experiencing self, thing-ness, and identity, does not depend on experience to be realized but also cannot be arrived at by the same kind of logical reasoning used by the rationalists. Neither of the two schools of thought was equipped to deal with these kinds of truths.

The solution to this problem, Kant argued, was to understand that the world we experience must be distinguished into two categories -the noumenal, or external world, and the phenomenal, or an internal world. The noumenal world consists of 'things-in-themselves,' objects, as they exist in their pure and unfiltered form. However, Kant warns, the noumenal world can never be known directly because once it is perceived by the human mind it passes into the phenomenal world. What humans experience is not the actual world, but a re-creation, an interactive experience, of the world (Fancher, 1979) In this way, Kant argues that the mind is an active agent in how we perceive and interact with the world; it creates reality just as much as it perceives it.

Through this argument, Kant creates a melding of the two schools of thought-rationalism and empiricism. He verifies the methods of the empiricists, in his agreement that of all that we perceive, think about, and thus know, is filtered through our senses and experience. Empiricism is complicated however, when Kant also insists that our mind create and interprets experience and 'reality' as it perceives it, and therefore rational reasoning must also be employed to ascertain several truths. It is only through combining these two methods that most truths may eventually be realized.

The extensive contributions of Descartes and the rationalists provided many ideas and distinctions that necessarily predicated Kant’s philosophical works. Especially important was the mind/body distinction and the development of the idea that mind and body could interact with one another. Kant, by arguing that a cohesive and valid science would not be possible unless the conditions of his synthetic deductive reasoning were met, encouraged, if not forced, the melding of the rationalist and empiricist modes of thought into one that allowed for both sensory experiences and reasoning, together, to provide the basis of 'truth.' However, perhaps the most important contribution to psychology is that all of this culminated in the new idea that the mind creates reality just as much as it perceives it. This idea paved the way for, indeed, created the need for a more exact study of the mind. With these new ideas in hand, and the previous obstacles to thinking removed, it would be less than a hundred years later that the first experimental psychology labs would be established and psychology would begin to flourish as a science.

Friedrich Nietzsche is not only one of the most influential philosophers the world has seen, but he is also one of the most controversial. He has influenced the twentieth century thought more than almost any other thinker. In his numerous works, Nietzsche constantly criticizes and restructures the strongly held philosophical and religious beliefs of his time. One such principle that he refutes belongs to his predecessor Rene' Descartes, and concerns the apparent distinction and significance of the human mind over the body. Descartes explains this elaborate theory in his Meditations on First Philosophy, claiming that the mind (the conscious) is the lone essential part of the human essence. On the other hand, Nietzsche stated via his manifestation through which all dynamic contributes are functionally of his distributive order as set further ahead by his work, On the Genealogy of Morality, his beliefs that the body (the unconscious) is key to the human essence. One may find it difficult to decide between these two ideas, for both philosophers pose good arguments on the contradicting sides of this famous dilemma.

However, by analysing them further, I realize that the qualities of their arguments are only as good as the foundations upon which they are based; one cannot have an understanding of the mind or the body without first having knowledge of the essence of human existence. Consequently, I will prove that the body is superior to the mind by showing that the centre for Nietzsche's ideas, the human essence, is more valid than that of Descartes.

Descartes' idea of the human essence is based solely on his formed concept of 'radical doubt.' He believes the essence of human existence to be simply 'a thinking thing.' We must now analyse how he arrived at this conclusion. Descartes is famous for radical doubt, a concept that questions everything, and assumes nothing to be true unless it can be proved so with his idea of 'clear and distinct perception.' From this he states that the only thing he can clearly and distinctively perceive is that 'I exist.' He concludes that since he ceases to exist when he ceases to think, he can then clearly and distinctively call himself a 'thinking thing.' Descartes explains this train of thought when he says: From the fact that I know that I exist, and that while I judge that obviously nothing else belongs to my nature or essence except that I am a thinking thing, I rightly conclude that my essence consists entirely in my being a thinking thing. Although perhaps I have a body that is very closely joined to me, nevertheless, because on the one hand I have a clear and distinct idea of myself, insofar as I am merely a thinking thing and not an extended thing, and because on the other hand I have a distinct idea of a body, insofar as it is merely an extended thing and not a thinking thing, it is certain that I am really distinct from my body, and can exist without it.

Descartes’ arrival of the human essence as a 'thinking thing' in this way is obviously fully based on his beliefs of radical doubt and clear and distinct perception. He bases all of his inferences on other inferences.

Descartes also devaluates the human body and places the mind at the essence of the human existence based on his concept. Due to his radical doubt, Descartes quickly omits the body and the entire physical world as having any significance because of the simple fact that they can be doubted. He establishes a strong sense of doubt in his senses, because, according to Descartes, one cannot know clearly and distinctly that they are not being deceived into their physical sensations. Descartes thus condemns the significance of the body when he proclaims that it is 'not a substance endowed with understanding.' He places the body into the physical, unintelligible realm of his concept of dualism, opposite from the thinking, knowledgeable realm. Descartes now acknowledges the body for being useful only within the limits of 'moving from one place to another, of taking on various shapes, and so on.' It is from this condemnation of the body into the physical, unintelligible realm that Descartes further places the mind on a pedestal, and at the essence of human existence. To him the mind is superior because it thinks, which is our essence. He explains this in the indented quote I have already cited, saying that the mind can exist without the body. Analysing things with radical doubt clearly finalizes all of Descartes' ideas.

Therefore, Descartes' argument is not valid because of the fact that it is solely derived from assumptions. His idea of the superiority of the mind is based on the assumption that humans are thinking things, which it is based on the assumption of clear and distinct perception, which is further based on the assumption that radical doubt is valid. Descartes' entire argument includes the use of clear and distinct perception, a concept that he concocted, to evaluate what is true and what is false. Dubbing something valid when it is absurd based on an assumption, let alone many assumptions. Subsequently, it is false to grant Descartes' ideas any relevance because they are derived by judging things on his basis. Steven J. Wagner, in his essay 'Descartes's Arguments for Mind-Body Distinctness,' lends us support, at which this point becomes of us, as of when we are to believe of its good or the contrarieties of bad, that the proponents as gestured by our understanding were by him to say of: 'Descartes's procedure only makes good sense once we see it as a product of his system. Too much in Descartes depends on things that are far too wrong.' He explains that Cartesian (Descartes' thinking) dualism and the Cartesian mind can only be supported along Cartesian lines. It requires little intelligence to prove a point when one bases their argument for it on invalid theories of their own fabrication. The superiority of the mind in the human essence, therefore, has not been clearly proven because its ideal is based on Descartes' numerous assumptions.

Nietzsche's idea of the human essence, on the other hand, clearly holds more validity than Descartes' because it is not based on assumed principles. Nietzsche believes the human essence to be one of the competition, survival and a will to power. Unlike Descartes, Nietzsche's ideal is based on a foundation of facts. He concocts his ideal mostly by observing nature and the world around him. Bertram M. Laing, in his essay 'The Metaphysics of Nietzsche's Immoralism,' explains Nietzsche's belief called the 'organic process,' whereas the world is 'a continual distribution and redistribution of force or power.' Nietzsche, like Freud, attempts to account for the function of consciousness considering the new understanding of unconscious mental functioning. Nietzsche distinguishes between himself and 'older philosophers' who do not appreciate the significance of unconscious metal functioning, while Freud distinguishes between the unconscious of philosophers and the unconscious of psychoanalysis. What is missing if the acknowledgement of Nietzsche as philosopher and psychologist whose ideas on unconscious mental functioning have very strong affinities with psychoanalysis, as Freud himself on a number of other occasions, come to acknowledging in a specific and detailed manner an important forerunner of psychoanalysis? Although Freud has stated that Nietzsche’s insights are close to psychoanalysis, very rarely will he state any details regarding the similarities.

At its present state as a specific individual science the awakening of moral observation has become necessary, and people can no longer be spared the cruel sight of the moral dissecting table and its knives and forceps. For here thee rules that science that asks after the origin and history of the so-called moral sensations. Freud 'who puts aside all his feelings, even his human sympathy, and concentrates his mental forces on the single aim of performing the operation as skilfully as possible.' [However it] the unconscious must be assumed to be the general basis of psychical life. The unconscious is the true psychical reality, which in its innermost nature it is very much unknown to us as the reality of the external world, and it is as incompletely presented by the data of consciousness as is the external world by the communications of our sense organs, . . . that apart from conscious there are also unconscious psychical processes.

Nietzsche goes on to discuss a number of unconscious thoughts, feelings and motivations that are involved I the feeling of pity. Such unconscious motivations are clearly repressed (inadmissible to consciousness), although the analogy of the foot slipping points to what is unconscious but would be admissible to consciousness. As this example to Nietzsche does not make the specific distinction, but his work is filled with explorations of our emotional states that are commonly regarded as selfless and highly moral but which he demonstrate are involved in our self-enjoyment and self-gratification. Our disguised expressions of sexuality and will to power, while unconsciously denying that this is so and assuaging conscience. Nietzsche was interested in 'the diverse operations of the conscious and the instinctive.' In a note from 1870 or 1871, he also wrote, though in a different sense than Freud, that 'all growth in our knowledge arises out of the making conscious of the unconscious.'

Other than the specific distinction between these systems, every major point of Freud’s, both along with and beyond Lipps, had been explicitly discussed by Nietzsche. Nietzsche was aware of the distinction between unconscious processes that were and were not 'inadmissible to consciousness.' It is true that he doesn’t always specifically make the distinction, though he is clearly aware of it.

Nietzsche goes on to a number of unconscious thoughts, feelings and motivations that are involved in the feeling of pity. Such anconeous motivations are clearly repressed (inadmissible to consciousness), least of mention, Nietzsche does not make the distinction, but he writes of both kinds of conscious processes. We call also change one’s mind to that by some early age Nietzsche was interested in 'the diverse operations of the conscious and the instinctive,' up to this point he regards conscious and unconscious for their possessives as, 'subject to different laws of development.'

He certainly did not believe that there was a realm of 'the things-in-themselves' as 'a metaphor for the chaotic and unknowable true world that lay beyond perception.' The real world is process and change for Nietzsche, as in his later works there is no 'unknowable true world.' For one thing, Nietzsche was attempting to get across the point that there is only one world, not two. And that for Nietzsche, if there is anything we contribute to the world, it is the idea of a 'thing,' and in Nietzsche’s words, the psychological origin of the belief in things forbids us to speak of 'things-in-themselves,' yet points out that in regard to the distinction between 'appearance' and 'reality,' and what he repudiates is the distinction between and separation of a merely apparent world and a world of 'true being.'

Once, again, we can consider that Nietzsche clearly thought he uncovered some truths regarding the areas into which he had inquired, whether it be the origin of bad conscience or the psychological motivations of the Apostle Paul. Truth is not illusory but it does unavoidably entail perspectivity. For Nietzsche, the apparent world is not cut off from a world of absolute truth. While Nietzsche is quite willing as in his psychological exploration, to draw destinations between 'deeper' realities in relation to 'surface' appearances, he also argues that on a fundamental level one cannot draw a distinction between a merely apparent world and a perspective-free factual world. The 'deeper' realities he discovered cannot be regarded as facts-in-themselves or anything else of the kind that would be free of embeddedness in human schemes, practices, theories, and interpretations, of sortal perspectives seeing and knowing.

Although Nietzsche calls into question the absolute value of truth, values the illusions (the truthful illusions) of art that ae a stimulant to life, values masks, veils and even the creative lie, he also answers the call of truth. Truth calls to us, tempts us to unveil her. If we have integrity we will say 'Yes' to the hardest service, surrounding much that we hold dear, including our wishes 'not to see . . . [what] . . . one does see. When the unveiling takes place to recognize as not truth (or women) in-itself but an appearance that is reality by way of a particular perspective, as one might regard this situation as, among other possibilities an opportunity for the creative play of our interpretive capacities, fo the creating and destroying of play, for a creative sublimation of the will to power. But none of this obviates our capacity to sometimes reach what can be reasonably regarded as truth. What it does involve, is for Nietzsche 'neither a noumenal realm of adjudication for competing truth claims, and perhaps what is most important, Nietzsche introduces the notion that truth is a kind of human practice. This entails 'local pragmatic truth, truths as good as though Nietzsche does posit transhistorical truth claims given as his claim regarding the will to power. Nietzsche is concerned with what corresponds to or fits the facts, but such facts are not established without a human contribution, without interpretation. Of course, for those for whom the tern 'fact' should entail a 'halt before the factum brutum,' there may be an objection to the use of such terms as 'fact, reality,' and so forth, in such a context.

Nietzsche observes society as a barbaric, predatory world that he separates it into two groups: one having 'slave morality,' and the other 'master morality.' Those who possess master morality, or noble morality, are the ones who live their lives instinctively by trying to achieve heightened power, often at the expense of others. These people, according to Nietzsche, he, are the active and productive members of society. They exude power and confidence, and prioritize success over popularity. They are the ones who gain the power in the 'organic process.' Nietzsche preaches for people to have this kind of morality, for he sees this as 'good.' On the other hand, those who possess slave morality are the ones who do not act instinctively and thus are weak. Their weakness is apparent by observing their lack of productivity and success. They became clever to compensate for not being powerful, doing things like congregating for chances of greater defence. These people, according to Nietzsche, developed 'resentment' toward their superiors' power. Nietzsche thus calls them 'the regression of humankind,' because their morality develops out of hatred and a denial of our bodily instincts. The human essence, therefore, is one of some desires for power and success. Nietzsche cleverly legitimizes this claim by comparing it with the `survival of the fittest' aspects of nature. 'Beasts of Prey' hold the qualities of master morality, for they achieve their goals instinctively at the expense of their prey. They do what is needed for them to survive. Lambs, the prey, are equal to those included in Nietzsche's slave morality because they are weak, and congregate in herds for protection. The Beasts of Prey are obviously the ones who survive, so Nietzsche believes that we should strive to act instinctively like them. Rather than following the intimate steps that gaiting from Descartes' would lead by some trivial reason, it is clear that Nietzsche based his concoction of the human essence mostly on irrefutable observations. In this way his idea surpasses Descartes' in relevance and validity, thus giving him clear ground to employ this ideal in proving the superiority of the body.

Finally, Nietzsche uses this valid assertion of the human essence to prove that the body is essential to the human existence than the mind. Nietzsche argues that since the human essence is based on a predatory competition necessary in the 'organic process' of the world, the body is more important than the mind. Instinct, he says, is rooted in the body that we are given. Thus our bodies define who we are because they determine to what morality, masters or slave, we cohere. Nietzsche believes that one's placement within these categories is decided at birth as an unalterable 'assignment' determined by the genealogy of a person's morals. Our bodies determine whether we act according to our natural instincts for success and the will of power (master morality), or if we turn away from them (mutualist morality). These bodily instincts are the key element to our existence, for they completely govern our personalities. By analysing the Beasts of Prey argument again, it is clear that the lambs were born into their existence as preemptively instinctual, and as well as, primitively defensive from which is in as much as ado about its own obviousness for only being duly given to the physically structured consistency. The bodies of birds have also held to an estranged dissimulation, as of their unmannered instinct. It is likewise that this substantiates the body and is therefore the principal element of our existence. It is the difference between eating, and getting eaten, that Bertram M. Laing describes Nietzsche's 'body' when she calls it 'the source of all inspiration; the power that breathes or speaks through one is not an alien deity, but the self, the man as he really is.' The body, then, is superior to the mind, because it holds our natural instincts that fully determine who we are and how we will fare in the 'organic process' of our existence.

Nietzsche writes: 'The evidence of the body reveals itself of a tremendous multiplicity,' Also, 'Suppose all unity were unity only as an organization? But the thing in which we believe was only invented as a foundation for the various attributes. Similarly: 'The 'subject' is the fiction that many similar states in us are the effect of one substratum.' Also, for Nietzsche there is no 'I' which thinks as a separate entity from the relations which persons have to the world in general. Nietzsche denies that one can suppose any inner thing are from its expressions in relationships. Unity can be attained to a degree, and such unity is highly valued by Nietzsche. But there is no perfect unity through self-creation nor one fixed true self, conscious or unconscious, waiting to be uncovered. And the structure of any ruling unity may at the same time be open to creative self-conflict and possible transformation -: If we are to 'become who will open ourselves to 'unremitting transformation -: you must, within a short space of time, pass though and throughout many individuals. The means are unremitting struggles.' If we allow ourselves to have access to, and develop and utilize, more affects and more eyes, different eyes, we may be on the way to passing though and throughout many individuals. Such possibilities may be both potentially enriching and dangerous.

Had Wittgenstein ever had at any time feel to have to do with to write about himself, this apparently most 'intellectuals' of philosophers might have said: I have always thought with my whole body and my whole life. I do not know what purely intellectual problems are. You know these things by way of thinking, yet your thought is not your experience but the reverberation of the experience of others, as your room trembles when a carriage passes. I am sitting in that carriage, and as often, I am the carriage.

Although written by Nietzsche, Wittgenstein’s work is none the less suffused with authentic pathos, and it will be seen as an integral pat of the tragically self-destructive design of European thought.

In the First Meditation, Rene Descartes is to bring of a certain state, the question what he knows. He convinces himself that his senses cannot be trusted and that all his experiences may be nothing more than mere dreams. Descartes finally concludes that he may not know anything, not even the fact that he has a physical body

His Second Meditation focuses on the finding, in at least, of a single truth, or the intuitive certainty under which he can hold onto. In his quest for this certainty, Descartes rejects 'whatever admits of the least doubt, just as if [he] found it to be wholly false.' He even concedes perhaps 'that nothing is.' But Descartes is not so easily defeated. He convinces himself that he exists as a thing that thinks, in other words, a ‘thinking thing.’

How does Descartes reach such an unyielding conclusion? He first proves that despite all his uncertainties, he actually exists. His notion that all physical objects do not exist precludes him from having a body to prove his existence. Instead, Descartes argues that due to the very fact that he has these notions prove that ‘I’ exist. 'But if I did convince myself of anything, I must have existed.' He argues that even if deceived by and all-power being then he must also exist because, '[the deceiver] will never bring it about that, at the time of thinking that I am something, I am in fact nothing.' Thus Descartes concludes that ‘I am’, ‘I exist’ is necessarily true whenever he conceives it in his head.

But what does Descartes mean by his expressing gesture of ‘I-ness’, of course, as might be expected, it was meant for himself. It certainly cannot be a body since he believes all physical objects to be mere illusions. Without the body, there can be no such things as nutrition, location motion or sensation. The only immovable attribute he can find that does not require his physical body is his consciousness or experience. He goes far to say that 'maybe, if I wholly ceased from experiencing, I should at once wholly ceases to be.' Furthermore, he says that '‘I am’ precisely taken refers only to a conscious being; that is a mind, a soul, an intellect, a reason.' It is this consciousness that allows him see what is necessarily true. He argues that physical objects and attributes are not really perceived by the senses, but only by intellect and by being understood. Descartes concludes his argument by suggesting that it be as obviously perceived by his own mind through intellect and understanding. Thus he proves he knows that he exists of a thinking thing that experiences.

There are many different points in Descartes’ arguments. Some are more powerful than others but I believe his construct of an all-powerful deceiver is a pervasive one. He uses the evil spirit argument quite well to prove his own existence. I think where he fails adequately to defend his argument is proving that he is a being of consciousness and thus being able to think. For the remainder of this report, I will assume the existence of an evil spirit that deceives him.

He successfully defends that even if an evil spirit were deceiving him, he must undoubtedly exists. I agree with Descartes because if he did not exist, there would be nothing to deceive. So, if there is an evil spirit out to deceive him, he must exist. I agree that he has proven that he is at least a ‘thing’ but not yet of a ‘thinking thing.’

This brings us to the question of what does it mean to think? Descartes firmly believes that he is 'a being that doubts, understands, asserts, denies, is willing, is unwilling; further that has sense and imagination.' He asks the following rhetorical questions to build support his argument: 'How can any of these things be less of a fact than my existence? Are there any in these of something distinct from consciousness? Can any of them be called a separate thing from myself?' What Descartes fails to address is that perhaps the evil spirit tricks him into thinking that he has doubts, of which he understands and so forth. What and then? Does he still know he exists? Yes. Is he still a being with consciousness? Perhaps. Is he a thinking thing? Definitely not.

We already know that we can defend existence with the presence of the evil spirit as described earlier in this paper. He may or may not be a being of consciousness because he may be deceived of the thoughts that lead him to believe that he is conscious. But one might argue that even if he has been deceived that he is conscious then he is. Consequently, I will continue within a framed mind that any assumption that he is conscious being of, sets, least of mention, onto their indirective crystallized assumptions, as sharply as not for a thinking thing. To be the thinking thing that he claims at the end of the meditation would imply that he can perceive by intellect and understanding. However, the evil spirit has deceived him on those matters. He has neither the intellect nor the capacity to understand and thus to perceive. Furthermore, by inverting his argument 'that nothing is more easily or manifestly perceptible to me than my own mind' we can suggest that since he cannot perceive his own mind, he cannot exist.

But this raises a contradiction, has already been stated that his existence has been defended in the presence of an evil spirit. So is my last assertion invalid? Indeed it is because I have assumed that the mind and therefore existence can only be perceived through intellect and understanding as Descartes described. However, the mind need not be perceived by intellect nor understanding, it may be perceived due to deception caused by the evil spirit, thereby solving the contradiction. So, Descartes perception that he has intellect and understanding is caused by the evil spirit therefore he does not think.

What of consciousness? I have to reassume, if not for the moment through which time is an essential fraction for being humanly conscious. Some may argue that consciousness itself leads to thinking for consciousness cannot be without thinking. But just as I eluded sooner than expected, the reasons for believing he is conscious may be caused by the evil spirit. By Descartes’ own definition, a conscious being is one who doubts, understands and so on. However, if those doubts and understanding are not his own, but rather caused by an evil spirit, he does not really have those thoughts and feelings. And without those thoughts and feelings, he cannot be a conscious being. If he is not a conscious being, then he obviously cannot be a thinking thing. In short, the evil spirit can deceive Descartes into thinking he has consciousness when in fact he does not therefore he does not think.

So although we agree that Descartes can convince himself that ‘I am’, ‘I exist’, I do not agree that he has adequately shown that he is a thinking thing. I have shown that if the evil spirit deceives Descartes’ on perceived notion that he doubts, understands and so on, then Descartes has a false impression that he is conscious and therefore has a false impression about his ability to think. If the evil sprit does exist, Descartes can prove he exists but not as a thinking thing.

Descartes' human commitment to innate ideas places him in a rationalist tradition tracing back to Plato. Knowledge of the nature of reality derives from ideas of the intellect, not the senses. An important part of metaphysical inquiry therefore involves learning to think with the intellect. The allegory of the cave portrays this rationalist theme about epistemically distinct worlds. Plato likens what the senses reveal to shadowy imagery on the wall of a poorly lit cave -to brain images of mere figurine beings; he likens what the intellect reveals to a world of fully real beings illuminated by mental capacities. The metaphor aptly depicts our epistemic predicament, on Descartes' own doctrines. An important function of his methods is to help would-be Knowers redirect their attention from the confused imagery of the senses, to the luminous world of the intellect's clear and distinct ideas.

Further comparisons arise with Plato's doctrine of recollection. The Fifth Meditation comments of occupying -of having applied Cartesian methodology, thereby discovering innate truths within: 'on first discovering them it seems that I am not so much learning something new as remembering before what I knew. Elsewhere Descartes adds, of innate truths: We come to know them by the power of our own native intelligence, without any sensory-data to go through. All geometrical truths are of this sort -not just the most obvious ones, but all the others, however abstruse they may appear. Hence, according to Plato, Socrates asks a slave boy about the elements of geometry and thereby makes the boy able to dig out certain truths from his own mind that he had not previously recognized were there, thus attempting to establish the doctrine of reminiscence. Our knowledge of God is of this sort.

The famous wax thought experiment of the Second Meditation is supposed to illustrate (among other things) of a procedural layout, from which it gives by saying it has underlying implications for being innate. The thought experiment purports to help the mediator achieve a purely mental recapitulation. Much more of an easily apprehending mode for it is the innate idea of body. According to Descartes, our minds come stocked with a variety of intellectual concepts -ideas whose content derives solely from the nature of the mind. This storehouse includes ideas in mathematics (e.g., number, line, a triangle), logic (e.g., contradiction, necessity), and metaphysics (e.g., identity, substance, causality). Interestingly, Descartes holds that even our sensory ideas involve innate content. On his understanding of the new mechanical physics, bodies have no real properties resembling our sensory ideas of colours, sounds, tastes, and the like, thus implying that the contentual ideas are drawn to bear out in the mind. Unlike purely intellectual concepts, however, the formation of these sensory ideas depends on sensory stimulation. I suggest that on Descartes' official doctrine, ideas are innate insofar as their content derives from the nature of the mind alone, as opposed to deriving from sense experience. This characterization allows that both intellectual and sensory concepts draw on native resources, though not to the same extent.

Though the subject of rationalism in Descartes' epistemology deserves careful attention, the present essay generally focuses on Descartes' efforts to achieve indefeasible Knowledge. Relatively little attention is given to his interesting doctrines of innateness, or, more generally, his ontology of thought.

Scholars have established many relations of Descartes' philosophy to medieval sources, as antidote to the supposition that the history of philosophy begins de novo with Descartes, though sometimes obscuring the difference between Cartesian, hence modern, philosophy and earlier thought. From the first appearance of the Cartesian philosophy, there was noted a remarkable similarity, especially respecting the Cogito, between Descartes and Augustine, and Arnauld then began a controversy in the fourth set of Objections to the Meditations 1, on which much has been written, especially in the twentieth century, the question whether Descartes' Cogito is or is not original to him. Nothing needs to be added to the side of kinship, nor to the side of difference in this controversy, than the two sides need to be drawn together to shed some light on the logic of the Cogito in both St. Augustine and Descartes, and the movement in thought from one to the other.

As any fair reading to the texts would show, both Descartes and Augustine find in the Cogito a deliverance from skepticism, then a movement from the Cogito to the spirituality of the soul, finally to an argument for God's existence. Yet there are also important differences, on the face of it, but as you are aware, it is, especially in the movement from the Cogito that knowledge of God's existence. Though both Augustine and Descartes required that we enter of ourselves into knowing that God exists, Augustine moves through eternal, immutable truths, such as the truths of mathematics, for him the standard whereby the human mind judges and higher than the temporal, changing human subject, to the unchangeable substance, God. There is present in Descartes, opposing such a proof, a theological presupposition of God's freedom and omnipotence extending as well to essences or 'eternal truths' as to existence, to the possibility as to reality, to truth as to being. This is the remarkable doctrine of the 'creation of eternal truths,' revealed by him directly in correspondence with Mersenne, later in the replies to the fifth and sixth set of objections to the Meditations, which appears obliquely in his published treatises in the extension of methodic doubt to the truths of mathematics and in the rejection of final causes. The Augustinian proof, since it moves through eternal truths in themselves dubitable acquired of a guarantee of the Divine veracity, would not for Descartes be valid.

Descartes' movement to the knowledge of God from the Cogito is through the idea of God, eternal, Infinite, immutable, omniscient, omnipotent, Creator of all things, also to have been regarded for being that whose celestial totality exists of itself in reasons that speak for saying, 'just as it should be.' The Law Maker, the idea, is, perhaps, more than is less or fewer than should be, is not, for which is born the thoughts that have power of neither additional nor supplementary attributions. That its essential essence of an idea is born infinitely contentual of its thought and is addressed through one who is imperfect, limited yet dependent. It is the only idea that is not by his attained upright position, so to speak, and is not brought forth through himself. For all other ideas are not very content by its superior realms to his thoughts. Yet he knows this idea not by a via negative, but positively, clearly and distinctly. That the Cartesian philosophy may come upon in the Cogito movement in this manner to knowledge of the existence of God, whether as in the Meditations to the cause of such an idea of God, or as in the Principles of Philosophy through an ontological argument, is foreign to the Augustinian philosophy. Though it is true that for Augustine as for Descartes the soul does have within itself an idea of God, still because of its weak and fallen nature, its mutability and finitude, it is by faith that it initially grasps the true idea of God as Trinity. The first admonition of Augustine, credo ut intelligas, is violated in the Cartesian procedure that begins solely with the 'natural light' of reason.

Scholars have established many relations of Descartes' philosophy to medieval sources, as antidote to the supposition that the history of philosophy begins de novo with Descartes, though sometimes obscuring the difference between Cartesian, hence modern, philosophy and earlier thought. From the first appearance of the Cartesian philosophy, there was noted a remarkable similarity, especially respecting the Cogito, between Descartes and Augustine, and Arnauld then began a controversy in the fourth set of Objections to the Meditations 1, on which much has been written, especially in the twentieth century, the question whether Descartes' Cogito is or is not original to him. Nothing needs to be added to the side of kinship, nor to the side of difference in this controversy; rather the two sides need to be drawn together to shed some light on the logic of the Cogito in both St. Augustine and Descartes, and the movement in thought from one to the other. There is then this important difference in the Augustinian and Cartesian Cogito detected in the movement to the existence of God: in Augustine, it is a finding of exemplary ideas having a universality at variances with their being of a particular subject, a movement from a changeable subject to its underlying universality; the Cogito of Descartes is already apart from change, finds itself with universal ideas of which it feels perfectly competent to be the cause. For Descartes, only the idea of a perfect being surpasses it and gives it pauses, whereas Augustine's Cogito is not competent even to the ideas of mathematical truths.

Both forms of the Cogito are contra Academicos, and both forms affirm to the spirituality of the soul: As two rely upon their relationships. It ought not to be thought that the Augustinian or Cartesian argument against skepticism is merely destructive, that si fallor, sum or ego sum si me fallit simply refutes the sceptical position. Rather, the Cogito shows what the real error of skepticism is: it assumes the separation of thinking from its object; and in the same act it both reveals the fundamental ground of certainty and gives to thought a content appropriately its own. Mind thus remaining true to itself knows itself as a spiritual being and the content appropriate to it also as immaterial or idea. In these two respects the Cartesian Cogito and the Augustinian are in the closest harmony. But to this it must be noted that whereas for Augustine the Cogito occurs as part of the movement to scientia of matters revealed and held absolutely by faith, a movement that begins with a presupposition, the absolute standpoint of revealed truth, for Descartes the Cogito occurs as the absolute beginning. The Cartesian Cogito is more than a refutation of skepticism and an assertion of the pure spirituality of the soul; it is further the affirmation that nothing is acceptable to think which is not as clear and distinct as thought itself. As such, the Cartesian Cogito can ably give to the movement through which are the ontological arguments for God's existence, justly caused for only a Cogito is without a presupposition that makes possible the ultimate demand of argumentively conducted deductions, and, within the mind, appealing to nothing external. Finding within thought an idea of God to which necessary existence pertains just as clearly and distinctly as existence pertains to the thinking subject, its demand is fulfilled.

Certain differences in the philosophical standpoints of Descartes and St. Augustine are exemplified and take their origin in this difference in the Cogito as it occurs in the one and in the other. For both, knowledge through the senses is dubitable: in St. Augustine, because it is not immediate, for Descartes because its falsity is conceivable. Again in both there is a knowledge that is absolutely certain: For St. Augustine, it is because it is immediate, not by representation, for Descartes because its falsity is inconceivable. Thus, for Augustine 'eternal truths,' since unchangeable and immutable, are indubitable, whereas for Descartes, their truth is not immediate, but mediated through the knowledge of God's existence, and hence thought cannot by its own measure derive the truth of God's existence from them, their truth from God's existence.

It would be wrong to think of the Cartesian beginning with no other presupposition than thought alone as apart from all relation to the theology given more comprehensively in St. Augustine. It is rather the beginning of the philosophical reconstruction of that theology in finite subjectivity, that is, from the human standpoint. The Divine Revelations that must, with Augustine, be explicated at the outset, that the doctrine of the Trinity might be grasped as the fundamental doctrine of Christian faith, has by the seventeenth century informed human reason itself, the purgatio mentis has been effected. Modern philosophy, after the Christianization of those one thousand years has had its effect, takes into the finding that any presupposition superfluous and unworthy of the Divine Revelation itself, not through pride, but that the truth might reveal itself now as true.

Descartes' doctrine of the 'creation of eternal truths,' to which attention has been drawn, is a direct consequence of theological wisdom endeavouring to take seriously in its conception of Nature the Christian doctrine of Creation and the Divine Incarnation. Not content simply to grasp the ideal exemplars of nature, and their relation to God in the Divine Word, there is found in modern philosophy at least implicitly the need to know the activity of God in Creation. If at first this appears in Descartes as an unbalanced stress on God's freedom as purely volitional activity, as might be said of his first enunciation of the position in 1630 (this was the criticism of Mersenne), the position was tempered in the Meditations where the pure volitional activity of the genius malignus gives way to the idea of God, infinite power, infinite thought, infinite goodness.

An ontological argument, which is not found in Augustine, cannot fittingly be found there, where there is a Cogito and hence a grasp of a finite thinking about God, and yet a prior presupposition that cannot allow the Cogito its ultimate development. As the ontological argument occurs in Anselm, it occurs without a Cogito and hence admits of the further criticism of St. Thomas that the finite subjective element is an impediment and an element of which the concept of God must be divested, lest the concept be something merely in thought. Yet it is the most Trinitarian of arguments, as Anselm knew. A long development in making the belief in God one's own must occur from the thirteenth century to the dawn of modern philosophy before an ontological argument can be grasped as properly one's own. There is then this importantDifference in the Augustinian and Cartesian Cogito detected in the movement to the existence of God: in Augustine, it is a finding of exemplary ideas having a universality at variances with their being of a particular subject, a movement from a changeable subject to its underlying

Universality, the Cogito of Descartes is already apart from change, finds itself with universal ideas of which it feels perfectly competent to be the cause. For Descartes, only the idea of a perfect being surpasses it and gives it pauses, whereas Augustine's Cogito is not competent even to the ideas of mathematical truths.

May it not to be thought that the Augustinian or Cartesian argument against skepticism is merely destructive, that si fallor, sum or ego sum si me fallit simply refutes the sceptical position. Rather, the Cogito shows what the real error of skepticism is: it assumes the separation of thinking from its object, and in the same act it both reveals the fundamental ground of certainty and gives to thought a content appropriately its own. Mind thus remaining true to itself knows itself as a spiritual being and the content appropriate to it also as immaterial or idea.

Certain differences in the philosophical standpoints of Descartes and St. Augustine are exemplified and take their origin in this difference in the Cogito as it occurs in the one and in the other. For both, knowledge through the senses is dubitable: in St. Augustine, because it is not immediate, for Descartes because its falsity is conceivable. Again in both there is a knowledge that is absolutely certain: for St. Augustine, it is because it is immediate and not by representation, for Descartes because its falsity is inconceivable. Thus, for Augustine 'eternal truths,' since unchangeable and immutable, are indubitable, whereas for Descartes, their truth is not immediate, but mediated through the knowledge of God's existence, and hence thought cannot by its own measure derive the truth of God's existence from them, than their truth from God's existence.

It would be wrong to think of the Cartesian beginning with no other presupposition than thought alone as apart from all relation to the theology given more comprehensively in St. Augustine. It is rather the beginning of the philosophical reconstruction of that theology from in the finite subjectivity, that is, from the human standpoint. The Divine Revelation that must, with Augustine, be explicated at the outset, that the doctrine of the Trinity might be grasped as the fundamental doctrine of Christian faith, has by the seventeenth century informed human reason itself; the purgatio mentis has been effected. Modern philosophy, after the Christianization of those one thousand years has had its effect, next to its forgiving truth, finding any presupposition superfluous and unworthy of the Divine Revelation itself, not through pride, but that the truth might reveal itself now as true.

Descartes' doctrine of the 'creation of eternal truths,' to which attention has been drawn, is a direct consequence of theological wisdom endeavouring to take seriously in its conception of Nature the Christian doctrine of Creation and the Divine Incarnation. Not content simply to grasp the ideal exemplars of nature, and their relation to God in the Divine Word, there is found in modern philosophy at least implicitly the need to know the activity of God in Creation. If at first this appears in Descartes as an unbalanced stress on God's freedom as purely volitional activity, as might be said of his first enunciation of the position in 1630, the position was temper in the Meditations where the pure volitional activeness of the 'sense datum maleficent' that gives the ways upon which we view, as in principle to the idea of God, infinite power, infinite thought, infinite goodness.

An ontological argument, which is not found in Augustine, cannot fittingly be found there, where there is a Cogito and hence a grasp of a finite thinking about God, and yet a prior presupposition that cannot allow the Cogito its ultimate development. As the ontological argument occurs in Anselm, it occurs without a Cogito and hence admits of the further criticism of St. Thomas that the finite subjective element is an impediment and an element of which the concept of God must be divested, least the concepts be something merely in thought. Yet it is the most Trinitarian of arguments, as Anselm knew. A long development in making the belief in God one's own must occur from the thirteenth century to the dawn of modern philosophy before an ontological argument can be grasped as properly one's own.

Descartes' movement to the knowledge of God from the Cogito is through the idea of God, eternal, infinite, immutable, omniscient, omnipotent, Creator of all things, an idea to which thought has power of neither to any additional substantive attributions. As to an idea, from which is infinitely to surpass all contentual implications that are representationally obtainable of their thoughts are inclined of being ingested for oneself, imperfect, limited, dependent. It is the only idea that is not his by right, so to speak, not begotten by himself, for all other ideas are not contentually superior to his thought. Yet he knows this idea not by a via negative, but positively, clearly and distinctly. That the Cartesian philosophy can in finding the Cogito movement in this manner, the knowledge sustained through the existence of God, whether as in the Meditations to the cause of such an idea of God, or as in the Principles of Philosophy through an ontological argument, is foreign to the Augustinian philosophy. Though it is true that for Augustine as for Descartes the soul does have within itself an idea of God, still because of its weak and fallen nature, its mutability and finitude, it is by faith that it initially grasps the true idea of God as Trinity. The first admonition of Augustine, credo ut intelligas, may be violated in the Cartesian procedure that begins solely with the 'natural light' of reason.

There is then this important difference in the Augustinian and Cartesian Cogito detected in the movement to the existence of God: in Augustine, it is a finding of exemplary ideas having a universality at variances with their being of a particular subject, a movement from a changeable subject to its underlying universality; the Cogito of Descartes is already apart from change, finds itself with universal ideas of which it feels perfectly competent to be the cause. For Descartes, only the idea of a perfect being surpasses it and gives it pauses, whereas Augustine's Cogito is not competent even to the ideas of mathematical truths.

It would be wrong to think of the Cartesian beginning with no other presupposition than thought alone as apart from all relation to the theology given more comprehensively in St. Augustine. It is rather the beginning of the philosophical reconstruction of that theology in finite subjectivity, that is, from the human standpoint. The Divine Revelations that must, with Augustine, be explicated upon the onset, that the doctrine of the Trinity might be grasped as the fundamental doctrine of Christian faith, and has by the seventeenth century has let known to human reason, that the purgatio mentis has been cause to occur. Modern philosophy, after the Christianization of those of one thousand years has by its effect, that without there be to proceeding issue that for the chance of subjectivity, it might now be completely in the finding, among other things, the needed location for any given presumptuous excessiveness and the actualized contemptibility of the Divine Reevaluations, not through any congratulatory pride, but that the truth might reveal itself as a possible presents, and every bit as necessarily true.



An ontological argument, which is not found in Augustine, cannot fittingly be found there, where there is a Cogito and hence a grasp of a finite thinking about God, and yet a prior presupposition that cannot allow the Cogito its ultimate development. As the ontological argument occurs in Anselm, it occurs without a Cogito and hence admits of the further criticism of St. Thomas that the finite subjective element is an impediment and an element of which the concept of God must be divested, lest the concept be something merely in thought. Yet it is the most Trinitarian of arguments, as Anselm knew. A long development in making the belief in God one's own must occur from the thirteenth century to the dawn of modern philosophy before an ontological argument can be grasped as properly one's own.

As the 19th century progressed, the problem of the relationship of mind to brain became ever more pressing. Indeed, so deep was the concern with mind/brain relations that it is difficult to find a systematic text written after 1860 that does not contain a discussion of this issue. Usually, this directly reflected two major developments that converged to impress philosophers and psychologists with the centrality of the mind/brain problem. The first of these involved progress in understanding the localization of cerebral function, based on the idea that the brain serves as the organ of mind. The second involved a growing familiarity with the thesis that mental events -beliefs, mental suggestions, mesmeric trance states, psychic traumas and the like -sometimes cause radical alterations in the state of the body. This change occurred as progress was made in understanding the nature of functional nervous disorders. Before proceeding further, we will briefly describe some major mind/brain perspectives articulated in response to these trends.

Although the theories of mind/brain relationship prevalent in the 19th century -epiphenomenalism, interactionism, dual-aspect monism, and mind stuff -were formulated in science, they, like their predecessors, were attempts to deal with the metaphysical complexities of the Cartesian impasse. It is not surprising, therefore, that these views evolved for the most part as variations on themes already addressed.

Prince was born in Boston and educated at Boston Latin, Harvard College, and Harvard Medical School. Inspired by the work of Chariot and Janet on hysteria, Liébeault and Bernheim on suggestion, Gurney on the hypnotic induction of dissociation, and James on automatic writing, Prince entered early upon the study of conscious and unconscious mental phenomena that was to become his life's work. Indeed, while he was still a medical student, he won the Boylston Prize for his graduation thesis, a treatise that eventually formed the core of The Nature of Mind and Human Automatism.

Like Mind and Human Automatism, Prince concerned himself with justifying the intuitive belief that our thoughts have something to do with the production of our actions. 'No amount of reasoning,' he wrote, 'can argue me out of the belief that I drink this water because I am thirsty.' After rejecting parallelism for being at variances with this intuition, Prince presented the classic formulation of the mind-stuff metaphysic: 'instead of there being one substance with two properties or 'aspects,' -mind and motion, -there is one substance, mind; and the other apparent property, motion, is only the way in which this real substance, mind, is apprehended by a second organism: only the sensations of, or effect upon, the second organism, when acted upon (ideally) by the real substance, mind.' For Prince, in other words, the psychical monism of mind-stuff constituted a modern form of immaterialism.

Like Prince, William James could never shake his conviction in the efficacy of mind, yet, is there to be some parallelled efficaciousness with Hodgson. Who during an early stage, exerted an influence over the development of James's thought. Even so, is there of any case that neither by him, who couldn’t escape from his belief in the reality and the efficacy of the brain. In 1890, when The Principles of Psychology was finally published, James devoted two chapters to the analysis and critique of contemporary mind/brain views, one to the automaton theory and another to the mind-stuff theory. Both chapters present extensive discussions of reasons for and against the views under analysis. The reader proceeding through the systematic dismantling of each of these views expects James, at any moment, to produce his own brilliant synthesis. Instead, however, even the redoubtable James, like many of those who had preceded him, found him confounded by the Cartesian impasse: 'What shall we do? Many would find relief at this point in celebrating the mystery of the Unknowable and the 'awe' which we should feel at having such a principle to take final charge of our perplexities. Others would rejoice that the finite and separatist view of things with which we started with had, at last developed its contradictions, and was more or less to lead us dialectically upwards to some 'higher synthesis' in which inconsistencies cease from troubling and logic is at rest. It may be a constitutional infirmity, but I can take no comfort in such devices for making a luxury of intellectual defeat. They are but spiritual chloroform. Better live on the ragged edge, better gnaw the file forever'

James's 'solution' is to opt for a provisional and pragmatic empirical parallelism of the sort to which many psychologists still subscribe. The 'simplest psycho-physic formula,' he writes, 'and the last word of a psychology that contents itself with verifiable laws, and seeks only to be clear, and to avoid unsafe hypotheses' would be a 'blank unmediated correspondence, term for term, of the succession of states of consciousness with the succession of total brain processes. . . .' Beyond that, James suggests that we are unable to go at present without leaving the precincts of empirical science.

As the 19th century progressed, the problem of the relationship of mind to brain became especially acute as physiologists and psychologists began to focus on the nature and localization of cerebral function. In a diffuse and general way, the idea of functional localization had been available since antiquity. A notion of 'soul' globally related to the brain, for example, can be found in the work of Pythagoras, Hippocrates, Plato, Erisistratus, and Galen, among others. The pneumatic physiologists of the middle ages thought that mental capacities were located in the fluid of the ventricles. As belief in animal spirits died, however, so also did we give verification about any contradictory ventricularistic findings that would supplement each hypothesis made, and by 1784, when Jiri Prochaska published his de functionibus systematic nervosi, interest had shifted to the brain stem and cerebrum.

Despite these early views, the doctrine of functional localization proper, that the notion that specific mental processes are correlated with discrete regions of the brain and the attempt to establish localization by means of empirical observations were essentially 19th century achievement. The first critical steps toward those ends can be traced to the work of Franz Josef Gall (1758 -1828). Gall was born in Baden and studied medicine at Strasbourg and Vienna, where he received his degree in 1785. Impressed as a child by apparent correlations between unusual talents in his friends and striking variations in facial or cranial appearance, Gall set out to evolve a new cranioscopic method of localizing mental faculties. His first public lectures on a cranioscopy date from around 1796. Unfortunately, his lectures almost immediately aroused opposition on the grounds of his presumed materialism, and in 1805, he was forced to leave Vienna. After two years of travel, he arrived in Paris accompanied by his colleague, Johann Gaspar Spurzheim (1776-1832). In 1810, Gall and Spurzheim published the first volume of the Anatomie et Physiologie du système nerveux en général, Gall's most important contribution to neuroanatomy and the first major statement of his cranioscopy.

The essence of Gall's method of localization lay in correlating variations in character with variations in external craniological signs. The validity of this approach depended on three critical assumptions: that the size and shape of the cranium reflected the size and shape of the underlying portions of the cerebrum that mental abilities were innate and fixed, and that the relative level of development of an innate ability was a reflection of the inherited size of its cerebral organ. On these assumptions, an observed correlation between a particularly well developed ability and a particularly prominent area of the cranium could be interpreted as evidence of the functional localization of that ability in the correlative portion of the cerebrum.

While Gall's correlational approach was eventually abandoned in favour of experiment, his conception of fixed, innate faculties replaced by a dynamic, evolutionary view of mental development, and his pivotal assumption concerning the relationship of brain to cranial conformation rejected, it would be a serious error to underestimate his importance in the history of functional localization. Gall's assumptions may have been flawed and his followers may have taken his ideas to dogmatic extremes, as, it is nonetheless a problem that nothing is wrong with his scientific logic or with the rigorous empiricism of his attempt to correlate observable talents with what he believed to be observable indices of the brain.

Indeed, it was Gall who lay the foundations for the biologically based, functional psychology that was soon to follow. In postulating a set of innate, mental traits inherited through the form of the cerebral organ, he moved away from the extreme tabula rasa view of sensationalists such as Condillac. For the normative and exclusively intellectual faculties of the sensationalists, Gall attempted to substitute faculties defined about everyday activities of daily life that were adaptive in the surrounding environment and that varied between individuals and between species. For speculation concerning both the classification of functions and appropriate anatomical units, he substituted objective observation.

Even Gall's most persistent opponent, Marie-Jean-Pierre Flourens (1794 -1867), was willing to admit that it was Gall who, by virtue of marshalling detailed evidence of correlation between variation in function and presumed variation in the brain, first fully established the view that brain serves as the organ of mind. In most other respects, however, Flourens was highly critical of Gall. Something of a child prodigy, Flourens enrolled at the famed Faculté de Médecine at Montpellier when he was only 15 years old and received his medical degree before he had turned. Shortly thereafter, while Gall was at the height of his career in Paris, Flourens himself moved to the capital. Based on his 1824 Recherches expérimentales sur les propriétés et les fonctions du système nerveux, he was elected to membership and eventually to the office of Perpetual Secretary of the Académie des Sciences, rising to become one of France's most influential scientific figures.

In Recherches expérimentales, Flourens provided the first experimental demonstration of localization of function in the brain. While previous researchers had lesioned the brain through a trephined aperture that made it impossible to localize damage or to track haemorrhage with any accuracy, Flourens completely uncovered and isolated that portion of the brain to be removed. Taking care to minimize operative trauma and post-operative complications, he employed ablation to localize a motor centre in the medulla oblongata and stability and motor coordination in the cerebellum. Although his treatment of sensation was still rather confused in 1824, by the time the second edition of the Recherches expérimentales (1842) appeared, Flourens had articulated a clear distinction between sensation and perception (treating perception as the appreciation of the meaning of a sensation) and localized sensory function in several related sub-cortical structures.

With respect to the cerebrum, however, the results were quite different. A successive order through which the hemispheres produced diffusing damage to all of the higher mental functions -to perception, intellect, and will -with the damage varying only with the extent and not the location of the lesion. If adequate tissue remained, function might be restored, but total ablation led to a permanent loss of function. From these results, Flourens concluded that while sensory-motor functions are differentiated and localized sub-cortically, higher mental functions such as perception, volition, and intellect are spread throughout the cerebrum, operating together as a single factor with the entire cerebrum functioning in a unitary fashion as their 'exclusive seat.'

Unfortunately, however, as Gall (1822-1825) himself observed, Flourens's procedure 'mutilates all the organs at once, weakens them all, extirpates them all while.' Excision by some successively given order, might arise of a method that is well in accord with the discovery of cortical localisation. Joined to a strongly held philosophical belief in a unitary soul and an indivisible mind and an uncritical willingness to generalize results from lower organisms to humans, Flourens results led him to attack Gall's efforts at localization and to formulate a theory of cerebral homogeneity that, in effect, anticipated Lashley's (1929) much later concept of mass-action and cortical equipotentiality. Having extended the sensory-motor distinction up the neuraxis from the spinal roots of Bell and Magendie, Flourens stopped short of the cerebral hemispheres. From his perspective, the cerebrum was the organ of a unitary mind, and, by implication, it could not therefore be functionally differentiated.

Before the cortex could be construed in sensory-motor terms, the intellectual ground had to be prepared and the technical means developed. The intellectual requirements for this achievement involved the abandonment of a fixed faculty approach to mind in favour of a balanced sensory-motor, evolutionary associationism and an appreciation of the functional implications of brain disease. The technical requirement was the development of a technique for electrical exploration of the surface of the cortex. The intellectual advances came through the respective psychologies of Alexander Bain and Herbert Spencer and the neuropathological discoveries of Pierre Paul Broca. The technical advance, involving development and use of electrical stimulation, was first employed by Gustav Fritsch and Eduard Hitzig.

Alexander Bain (1818-1903) was born, educated, and died in Aberdeen, Scotland. After receiving the MA degree from Marischal College in 1840, he joined the faculty in mental and moral philosophy. In 1860 he was elected to the chair of logic at the newly created University of Aberdeen where he remained until his retirement. During these years, Bain wrote a rare read but interesting critiques of phrenology, On the Study of Character, Including an Estimate of Phrenology (1861), and a valuable survey of mind/body views, Mind and Body. The Theories of Their Relation (1873). It is, however, to his general psychology that we must look for his most important contribution to the intellectual climate from which the first specific demonstrations of the cortical localization of sensory-motor function arose. This contribution consisted of the sensory-motor associationism that he worked out in 'The Senses and the Intellect' and 'The Emotions and Will' was first published in 1855 and 1859 respectively and revised in four editions through 1894/1899.

Bain's work marked a turning point in the history of associationist psychology. Before Bain, the associationists' empiricist commitment to experience as the primary or only source of knowledge led to the neglect of movement and action in favour of the analysis of sensation. Even when motion was explicitly included in associationist accounts, as for example for Thomas Brown, it was the sensory side of movement, the 'muscle sense,' rather than adaptive action that claimed attention. Bain, drawing heavily on Müller, brought the new physiology of movement into conjunction with an associationist account of mind. As Young (1970) has summarized Bain's view: 'Action is more intimate and has to some inseparable property, for which is based upon our constituent components that bring the composite formulations that seal us to the inseparability with the universe, and likewise our conscious selves are to realize that the universe are conscious of us, because this constitutes to any sensation and in fact, enters as the composite part into every part that we can by enacting of any senses give by them, that, only by virtue of our characterological infractions, that put forward of exaggerations, and that only we can be by the uniting the totalities to elaborate upon their flowing components. Some the spontaneity of movements, that feature of nervous activity before any evidence of independent of sensation. The acquired linkages of spontaneous movements with the pleasure and pains consequent upon them, educate the organism so that its formerly random movements . . . (are) adapted to ends or purposes. Bain defines volition as this compound of spontaneous movements and feelings. The coordination of motor impulses into definite purposive movements results from the association of ideas with them.'

Within association psychology, these were revolutionary ideas. With the evolutionary conceptions of Spencer, they paved the way for the later functionalist psychology of adaptive behaviour. As we will see, they provided the intellectual context for a sensory-motor account of the physiological basis of higher mental functions. Ironically, however, this was a step that Bain himself was completely unable to take. Impressed, as those before he had been, with the lack of irritability exhibited by the cortex when pricked or cut, Bain drew the traditionally sharp distinction 'between the hemispheres and the whole of the ganglia and centres lying beneath them.' Whatever the function of the cerebrum, it was clear to Bain that it could not be sensory-motor.

In 1855, the same year in which Bain published The Senses and the Intellect, another even more revolutionary work appeared in England. The Principles of Psychology by Herbert Spencer (1820-1903) offered students of the brain an evolutionary associationism and a related concept of cerebral localization that gave impetus and direction to the work of John Hughlings Jackson and through Jackson to that of David Ferrier.

Spencer was born in Derby, England and was largely self-taught. At the age of 17, he took up railway engineering but left that occupation in 1848 to work first as an editor and then as a free-lance writer and reviewer. In an Autobiography (1904), Spencer tells us that, at age 11 or 12, he attended lectures by Spurzheim that for many years made him a believer in phrenology. Indeed, as late as 1846, before his growing scepticism regarding phrenology led him to abandon the project, Spencer had designed a cephalograph for achieving more reliable cranial measurement.

In 1850, because of a burgeoning friendship with George Henry Lewes, Spencer began to read Lewes's 'A Biographical History of Philosophy,' (1845/1846). Within a short time, he found himself so absorbed in the topic that he decided to make a contribution of his own to philosophy as an introduction to psychology. In 1855, Spencer's Principles of Psychology appeared. It is a complex and difficult book, hardly an introduction to the topic. Like Bain's work shows in 'The Senses and the Intellect,' it too marked a turning point in the history of psychology. While Bain had married movement to the sensations of the associationism and arrived at the first fully balanced sensory-motor associational view, Spencer went further to explicate upon the reasoning through which psychology is inferred too for being connected to evolutionary biology.

In particular, Spencer stressed three basic evolutionary principles that transformed his view of mind and brain into one to which the cortical localization of function was a simple logical corollary. In so doing, he lay the groundwork for Hughlings Jackson's evolutionary conception of the nervous system and extension of the sensory-motor organizational hypothesis to the cerebrum. Spencer's key principles were adaptation, continuity, and development.

Like Gall, Spencer viewed psychology as a biological science of adaptation. 'All those activities, bodily and mental, which constitute our ordinary idea of life . . . (and) those processes of growth by which the organism is brought into general fitness for those activities' consist simply of 'the continuous adjustment of internal relations to external relations.' Neither the associations among internal ideas, for example, nor the relations among external events, but the increasing adjustment of inner to outer relations must lie at the heart of psychology. Indeed, for Spencer, mental phenomena are adaptations, 'incidents of the correspondence between the organism and its environment.'

Like adaptation, continuity and development were also focal ideas for Spencer. Development consists of a change from homogeneity to heterogeneity, from relative unity and indivisibility to differentiation and complexity. According to the principle of continuity, life and its circumstances exist at all levels of complexity and correspondence. How much life varies continuously with the correspondence? ; no radical demarcations separate one level from the next. Thus, mental and physical life are simply species of life in general, and that which we call mind evolves continuously from physical life -reflexes from irritations, instincts from compounded reflexes, and conscious life and higher mental processes from instincts -co-existing at varied levels of complexity.

The implications of these evolutionary conceptions for the hypothesis of cortical localization of function are clear. The brain is the most highly developed physical system we know and the cortex is the most developed level of the brain. As such, it must be heterogeneous, differentiated, and complex. Furthermore, if the cortex is a continuous development from sub-cortical structures, the sensory-motor principles that govern sub-cortical localization must hold in the cortex as well. Finally, if higher mental processes are the product of a continuous process of development from the simplest irritation through reflexes and instincts, there is no justification for drawing a sharp distinction between mind and body. The mind/body dichotomy that for two centuries had supported the notion that the cerebrum, functioning as the seat of higher mental processes, must function according to principles radically different from those descriptive of sub-cerebral nervous function, had to be abandoned.

While these ideas were to be worked out more fully by Hughlings Jackson, it is quite clear that even in 1855 Spencer was well aware of the implications of his concepts of continuity and development for cerebral localization. In the Principles, he wrote that 'no physiologist who calmly considers the question concerning the general truths of his science, can long resist the conviction that different parts of the cerebrum subserve different kinds of mental action. Localisation of a dynamic function is the law of which all coordinate system that are affiliated organizations, . . . that every packet of nerve-fibres and every ganglion, have a different and differentiated duty, can it be, then, that in the greatest of hemispheric ganglions is exclusively specializing by its particular duty that suits but for no other purpose than not to hold.

With the ground prepared by the sensory-motor associationism of Bain and the evolutionary psychophysiology of Spencer, all needed to overcome the last obstacle to extension of the sensory-motor view to the cortex was the impetus provided by striking research findings and new experimental techniques. In the period between 1861 and 1876, Broca, and Fritsch and Hitzig, provided the first critical findings and techniques, as Jackson was persuasively unduly of influencing Spencer and Bain, thus providing the extension of the sensory-motor paradigm to the cortex. As Ferrier, unduly influenced by Bain and Jackson, provided the experimental capstone to the classical doctrine of cortical localization.

Paul Broca (1824-1880) was born in the township of Sainte-Foy-La-Grande in the Dordogne region of France and studied medicine at the Hôtel Dieu in Paris. A lifelong interest in physical anthropology led to his becoming in the original membership of the Société d'Anthropologie and the founder of the Revue d’Anthropologie and the Department of Anthropology at the University of Paris. On the 4th of April 1861, at a meeting of the Société d'Anthropologie, Broca sat in the audience as Ernest Aubertin presented a paper citing several striking case studies to argue the craniological case for cerebral localization of articulate language.

Aubertin was the student and son-in-law of Jean Baptiste Bouillaud, a powerful and distinguished figure in Parisian scientific circles, himself a student of Gall and founding member of the Société Phrénologique. As early as 1825, Bouillaud had published a paper that employed clinical evidence to support Gall's view that the faculty of articulate language resides in the anterior lobes of the brain. For almost 40 years, in the face of considerable opposition, Bouillaud had succeeded in keeping the cerebral localization hypothesis alive. Thus, Aubertin was merely carrying on in his father-in-law's tradition when he promised to give up his belief in cerebral localization if even a single case of speech loss could be produced without a frontal lesion.

Intrigued, Broca decided to take up Aubertin's challenge. Within a week, an M. Leborgne ('Tan'), a speechless, hemiplegic patient died of gangrene on Broca's surgical ward. In the 'Remarques sur le siége de la Faculté du langage articulé, suivies d'une observation d'aphemie (perte de la parole),' published in 1861 in the Bulletins de la société anatomique de Paris, Broca presented a detailed account of his postmortem examination of Tan's brain. What he had found, of course, was a superficial lesion in the left frontal lobe, a finding confirmed a few weeks later by another case in which postmortem examination revealed a similar lesion.

While neither is represented by the contentual representation of a faculty articulated by language nor even the notion of its localization in the anterior portion of the brain were especially novel in 1861, what Broca provided was a research finding that galvanized scientific opinion on the localization hypothesis. The detail of Broca's account, the fact that he had gone specifically in search of evidence for the patients' speech loss rather than employing case’s post hoc as support for localization, his use of the pathological rather than the craniological method, his focus on the convolutional topography of the cerebral hemispheres, and, perhaps what is most important, the fact that the time was ripe for such a demonstration, all contributed to the instantaneous sensation created by Broca's findings. Now all needed was a technique for the experimental exploration of the surface of the hemispheres, and this technique was contributed jointly by Gustav Theodor Fritsch (1838-1927) and Eduard Hitzig (1838-1907).

In 1870, Archie’s für Anatomie, Physiologie, und wissenschaftliche Medicin, Fritsch and Hitzig published a classic paper that not only provided the first experimental evidence of cortical localization of function but, at a single stroke, swept away the age-old objection to localization based on the idea that the hemispheres fail to exhibit irritability. Employing galvanic stimulation of the cerebrum in the dog, Fritsch and Hitzig provided conclusive evidence that circumscribed areas of the cortex are involved in movements of the contralateral limbs and that ablation of these same areas leads to weakness in these limbs. Their findings established electrophysiology as a preferred method for the experimental exploration of cortical localization of function and demonstrated the participation of the hemispheres in motor function.

At approximately the same time in England, John Hughlings Jackson (1835-1911) was converging from a different direction on a sensory-motor view of hemispheric function. Hughlings Jackson was born in Providence Green, Green Hammerton, Yorkshire, England. He began the study of medicine as an apprentice in York and completed his education at the Medical School of St. Bartholomew's Hospital in London and the University of St. Andrews. Among several hospital appointments, perhaps his most important was as physician to the National Hospital for the Paralysed and Epileptic, Queen Square. His contributions to neurology and psychology are scattered throughout papers appearing in a variety of journals between 1861 and 1909. Many more important papers have been gathered in the two volumes Selected Writings of John Hughlings Jackson, edited by James Taylor (1931/1932).

While Jackson's specific contributions to our understanding of the etiology, course, and treatment of neurological disorders ranging from aphasia and chorea to epilepsy and vertigo were very important, it is his evolutionary conception of the localization of sensory-motor function in the cerebrum that was most influential for psychology. This conception was, of course, developed under the inspiration of Spencer. As Young (1970) describes it, 'Spencer's principles of continuity and evolution gave Jackson a single, consistent set of variables for specifying the physiological and psychological elements of which experience, thought, and behaviour are composed: sensations (or impressions) and motions. All complex mental phenomena are made up of these simple elements --from the simplest reflex to the most sublime thoughts and emotions. All functions and faculties can be explained in these terms.'

Jackson's paper, 'On the anatomical and physiological localisation of movements in the brain,' serialized in the Lancet in 1873, represents a series of papers during this period that reflect the sensory-motor conception. In an interesting and revealing preface to a 1875 pamphlet, Clinical and Physiological Researches on the Nervous System [17], which reprints the 1873 paper, Jackson describes the background for the hypothesis as it developed in his own work, almost as though he is endeavouring to establish his priority. Fond as always of quoting himself, Jackson reprints a footnote from a 1870 paper, 'The study of convulsions,' that summarizes his views: 'It is asserted by some that the cerebrum is the organ of mind, and that it is not a motor organ. Some think the cerebrum is to be likened to an instrumentalist, and the motor centres to the instrument. One part is for ideas, and the other for movements. It may, then, be asked, How can it discharge the part that assumes to other mental states, in that, of a mental organ might produce motor symptoms only? But of what substantiated results can each in substances embark upon that which is considered for the organ of mind, unless of specified processes representing movements and impressions . . . ? Are we to believe that the hemisphere is constructed of the plan that presses upon its fundamental frequency of differences, in that, its judging gauge of which an immeasurable quality of dissimilar values may yet come from that of the motor tract? . . . Surely the conclusion is irresistible that 'mental' symptoms . . . must all be due to lack, or to disorderly development, of sensor-motor processes.

Thus, by the early 1870s, Jackson had fully articulated a general conception of the functional organization of the nervous system. In the words of Young (1970), this layed the groundwork for the last stage in the integration of the association psychology with sensory-motor physiology . . . (and) involved an explicit rejection of . . . work that had hindered a unified view: the faculty formulation of Broca, and the unwillingness of Flourens, Magendie, Müller, and others to treat the organ of mind -the highest centres -on consistently physiological terms. In Jackson's work, the theoretical analysis of cerebral localization reached the full extent of its 19th century development. In the systematic, experimental investigations of his friend and colleague, David Ferrier (1843-1928), this analysis was strikingly confirmed.

Ferrier was born and educated in Aberdeen, Scotland where he studied under Alexander Bain. At Bain's urging, he journeyed to Heidelberg in 1864 to study psychology. During that period, Heidelberg was home to both Helmholtz and Wundt. Indeed Wundt had only recently (1862) completed the Beiträge zur Theorie der Sinneswahrnehmung that contains the first programmatic statement of his physiological psychology and Ferrier must certainly have encountered Wundt's views.

On his return, Ferrier completed his medical training at the University of Edinburgh and served, for a short time, as assistant to Thomas Laycock, who had been the first to articulate the concept of 'unconscious cerebration.' Among other appointments, Ferrier, like Jackson, served as physician to the National Hospital, Queen Square. Influenced as Jackson had been by Bain and Spencer, Ferrier set out to test Jackson's notion that sensory-motor functions must be represented through some orderly coordinative vectors systemized, since they are an organization that proudly fashions in the cortex to extend by Fritsch and Hitzig's experimental localization of motor cortices in the cervixes of the dog. Employing very carefully controlled ablations and faradic stimulation of the brain, an advance over the galvanic techniques available to Fritsch and Hitzig, Ferrier succeeded in mapping sensory and motor areas across a wide range of species. His first paper, 'Experimental researches in cerebral physiology and pathology,' appeared in 1873 in the West Riding Lunatic Asylum Medical Reports. Although, it was the impact of the cumulated cross-species research that brought into all of their priorities in 1876 in The Functions of the Brain that served to confirm the installation of sensory-motor analysis as the dominant paradigm for explanation in both physiology and psychology.

While the debate raged between Nancy and the Salpêtrière, Pierre Janet (1859-1947) was at work at Le Havre gathering clinical observations on which to base his dissertation. Born in Paris, Janet entered the École Normale Supérieure in 1879, placing second in the extremely competitive examinations of the agrégation. Shortly thereafter he took up a professorial position in philosophy at the Lyceum in Le Havre where he remained until the acceptance of his dissertation. Upon receipt of the degree, he moved to Paris to study medicine and pursue clinical research under Chariot at the Salpêtrière.

Janet's dissertation, L'automatisme psychologique brought together a wealth of related clinical information on a variety of abnormal mental states related to hysteria and psychosis. Dividing such states into total (involving the whole personality) and partial (part of the personality split from awareness and following its own psychological existence) automatisms, Janet employed automatic writing and hypnosis to identify the traumatic origins and explore the nature of automatism. Syncope, catalepsy, and artificial somnambulism with post-hypnotic amnesia and memory for prior hypnotic states were analysed as total automatisms. Multiple personalities, which Janet called 'successive existence,' partial catalepsy, absent-mindedness, phenomena of automatic writing, post-hypnotic suggestion, the use of the divining rod, mediumistic trance, obsessions, fixed ideas, and the experience of possession were treated as partial automatisms.

What is most important, Janet brought these phenomena together within an analytic framework that emphasized the ideomotor relationship between consciousness and action, employed a dynamic metaphor of psychic force and weakness, and stressed the concept of 'field of consciousness' and its narrowing because of depletion of psychic force? Within this framework, Janet analysed the peculiar fixation of the patient on the therapist in rapport about the distortion of the patient's perception, and related hysterical symptomatology to the autonomous power of 'idées fixes' split from the conscious personality and submerged in the subconscious. Although careful to avoid direct discussion of the therapeutic implications of his work draws from a substantiating medical dissertation, Janet laid the foundations for his own and Freud's later therapeutic approaches through his demonstration of the origins of splitting in psychic traumas in the patient's history.

Indeed, it was but a short leap from the work of Chariot, Bernheim, and Janet to that of Josef Breuer (1842-1925) and Sigmund Freud (1856-1939). In 1893, Breuer and Freud published a short preliminary communication, 'Ueber den psychischen Mechanismus hysterische Phänomene' in the Neurologische Centralblatt. The origin of the Breuer and Freud paper lay in Breuer's work with the famous patient Anna O.

Although actual details of the case of Anna O. as described by Bremer, who undoubtedly took pains to disguise his patient, and many years later by Jones (1953/1957) are at considerable variances with one another and probably with the facts of the case, it is known that the alleviation of Anna O's symptoms occurred only as the patient, under hypnosis, provided Bremer in reverse chronological order with an account of the exact circumstances under which each symptom appeared. Only when she had traced the final symptom back to the traumatic circumstances of its occurrence was she cured. Anna O's cure by this 'cathartic' method, which involved bringing the trauma to consciousness and allowing it to discharge through effect, words, and guided associations, has often been seen, and was thought by Freud, to be the starting point for psychoanalysis.

In the seminal work of Janet and in the critical transitional paper of Bremer and Freud, we see the culmination of developments that had begun with Puységur's elaboration of the doctrines of Mesmer. In a little more than a hundred years, a huge corpus of evidence and relational neurological functions and psychological theories that are dynamically irrevokable, least of mention, there is to believe that the related mental states, or their events -mesmeric trance states, rapport, the therapist's will to cure, the concentration of attention, mental suggestion, psychic trauma, the dissociation of consciousness, and catharsis -could affect radical alterations in the state of the body. No psychologist writing in the 1890s could afford to ignore this rich material and its implications for conceptualization of the nature of the mind/body relationship. William James, as we will see, was no exception. According to the received view (Boring, 1950), scientific psychology began in Germany as a physiological psychology born of a marriage between the philosophy of mind, on the one hand, and the experimental phenomenology that arose within sensory physiology on the other. Philosophical psychology, concerned with the epistemological problem of the nature of knowing mind in relationship to the world as known, contributed fundamental questions and explanatory constructs; sensory physiology and to a certain extent physics contributed experimental methods and a growing body of phenomenological facts.

In one version of this story that can be traced back at least to Ribot (1879), the epistemology of the 17th and 18th centuries culminated in the work of Kant, who denied the possibility that psychology could become an empirical science on two grounds. First, since psychological processes vary in only one dimension, time, they could not be described mathematically. Second, since psychological processes are internal and subjective, Kant also asserted that they could not be laid open to measurement. Herbart, so the tale goes, answered the first of Kant's objections by conceiving of mental entities as varying both in time and in intensity and showing that the change in intensity over time could be mathematically represented. Fechner then answered the second objection by developing psychophysical procedures that allowed the strength of a sensation to be scaled. Wundt combined these notions, joined them to the methods of sensory physiology and experimental phenomenology and, in 1879, created the Leipzig laboratory.

While there is undoubted truth in the received history, like all rationalizing reconstructions, it tends greatly to oversimplify what is an exceptionally complex story. Within the past 20 years, as primary resource materials have become more widely available and as larger numbers of historians have entered the arena, the received view has been amended often. Within the context of this exhibit catalogue, it will not, of course, be possible to address this complexity. The reader who is interested, however, is referred to the Journal of the History of the Behavioural Sciences and to Bringmann and Tweney (1980), Danziger (1990), Rieber (1980), and Woodward and Ash (1982) among others.

Because so many psychologists are at least broadly familiar with the lines of Boring's story of the rise of experimental psychology, because the story has been so frequently retold in the many other textbook histories, and because it is a much more complex tale that it at first appears, this section and the two to follow will sketch only the barest outlines of the intellectual developments that led from Locke to Kant, from Bell to Müller, and from Fechner to Wundt. Psychologists who have not read Boring are strongly encouraged to do so. Despite its limitations, it is still the point of origin from which much of contemporary scholarship proceeds. Perhaps even more important, it is the history of psychology that has become part and parcel of American psychology's view of itself.

Immanuel Kant (1724-1804) was born, lived, and died at Königsberg, in East Prussia. It is said that in the entire course of his life, he never travelled more than forty miles from the place of his birth. The suggestion from Ribot that 18th century philosophy culminated in the work of Kant was probably not an unreasonable one; although it might be an even fairer appraisal of Kant's influence to say that 19th and 20th century philosophy followed Kant much as the earlier philosophy had followed Descartes. Kant's indirect influence on scientific psychology was therefore enormous. His direct contributions, although admittedly more circumscribed, were also very important

One such contribution, as we have already noted, was Kant's defining the prerequisites that would need to be met for psychology to become an empirical science. Another consisted of a bonafide psychological treatise, Anthropologie in pragmatischer Hinsicht, published in 1798. Long ignored, probably in part because of its pronounced sympathy for as soon as to be a discredited physiognomy, the Anthropologie is, nonetheless, a fascinating little book. Here Kant analyses the nature of the cognitive powers, feelings of pleasure and displeasure, affects, passions, and character in a denial of the possibility of an empirical science of conscious process. The Anthropologie went through two editions during Kant's lifetime and several later printings and helped to define the context within which not only Herbart and Fechner but phenomenologically oriented physiologists such as Purkyne, Weber, and Müller worked to establish the science of conscious phenomena that Kant was unable to envision.

Boring (1950) has pointed out that between the years remembered through about the 1800s and well through to bout 1850, when several discoveries in physiology helped lay the foundation for the eventual rise of experimental psychology. The events’ particularity of interest are: (a) the first elaboration of a distinction between sensory and motor nerves; (b) the emergence of a sensory phenomenology of vision and of touch; and © the articulation of the doctrine of specific nerve energies, including the related view that the nervous system mediates between the mind and the world. While these discoveries were being made, two major developments in philosophical psychology were also occurring: the elaboration of secondary laws of association and the first attempt at a quantitative description of the parameters affecting the movement of ideas above and below a threshold.

Johannes Müller (1801-1858) was born in Coblenz and educated at the University of Bonn. He received his medical degree in 1822 and, after a year in Berlin, was habilitated as privatdozent at Bonn, where he rose eventually to the professoriate. In 1833, he left Bonn to assume the prestigious Chair of Anatomy and Physiology at the University of Berlin. His most important contributions to the history of experimental psychology were the personal influence that he exerted upon younger colleagues and students, including Hermann von Helmholtz, Ernst Brücke, Carl Ludwig, and Emil DuBois-Reymond, and the systematic form he gave to the doctrine of the specific energies of nerves in the Handbuch der Physiologie des Menschen für Vorlesungen, published between 1834 and 1840.

Although Müller had enunciated the doctrine of specific nerve energies as early as 1826, his presentation in the Handbuch was more extensive and systematic. Fundamentally, the doctrine involved two cardinal principles. The first of these principles was that the mind is directly aware not of objects in the physical world but of states of the nervous system. The nervous system, in other words, serves as an intermediary between the world and the mind and thus imposes its own nature on mental processes. The second was that the qualities of the sensory nerves of which the mind receives knowledge in sensation are specific to the various senses, the nerve of vision being normally as insensible to sound as the nerve of an audition is to light.

As Boring (1950) pointed out, there was nothing in this view that was completely original with Müller. Not only was much of the doctrine contained in the work of Charles Bell, the first of Müller's two most fundamental principles was implicit in Locke's idea of 'secondary qualities' and the second incorporated an idea concerning the senses that had long been generally accepted. What was important in Müller was his systematization of these principles in a handbook of physiology that served a generation of students as the standard reference on the subject and the legitimacy he lent the overall doctrine through the weight of his personal prestige.

After Müller, the two problems of mind and body, the relationship of mind to brain and nervous system and the relationship of mind to a world were inextricably linked. Although Müller did not himself explore the implications of his doctrine for the possibility that the ultimate correlates of sensory qualities might lie in specialized centres of the cerebral cortex or develop some sensory psychophysics, his principle of specificity lay the groundwork for the eventual localization of cortical function and his view of the epistemological function of the nervous system helped define the context within which techniques for the quantitative measurement of the mind/world relationship emerged in Fechner's psychophysics.

It is in the work of Gustav Theodor Fechner (1801-1887) that we find the formal beginning of experimental psychology. Before Fechner, as Boring (1950) tells us, there was only psychological physiology and philosophical psychology. It was Fechner 'who performed with scientific rigour those first experiments which laid the foundations for the new psychology and still lie at the basis of its methodology'

On the 24th of March 1879, however, Wundt submitted a petition to the Royal Saxon Ministry of Education in which he formally requested a regular financial allocation for the establishment and support of a collection of psychophysical apparatus. Although his request was denied, Wundt seems as early as the Winter of 1879/1880 to have nonetheless allowed two students, G. Stanley Hall and Max Friedrich, 'to occupy themselves with research investigations.' This research took place in a small classroom in the Konvict Building that had earlier been assigned to Wundt for use as a storage area. Humble though it may have been, this small space constituted the first laboratory in the world devoted to original psychological research.

Experimental psychology, born with Fechner, nurtured by Helmholtz and Donders, was to be raised by Wundt. Over the years until his retirement in 1917, Wundt served as the de facto parent of the 'new' psychology. Students from all over the world, especially from the United States, journeyed to Leipzig to learn experimental technique and to return to their home institutions imbued with the spirit of scientific psychology.

To occupy oneself with history is not a matter of simple curiosity. It would be so if history were a simple science of the past. But: (1) History is not a simple science. (2). One does not make one’s home the singularity that can only to grasp into its self that one can be the accompaniment within the past, inasmuch as it no longer exists. History is not a simple science, but rather there exists a historical reality. Historicity, in fact, is a dimension of the real being we call 'man'.

And this historicity does not arise exclusively or primarily because of the fact that the past advances toward a present, and pushes it on toward the future. This later is a positive interpretation of history that is completely inadequate. It presupposes, in fact, that the present is just something that passes, and that the passing means what once was no longer is. The truth on the contrary is that an existing reality, and hence one that is present, man, finds himself constituted partially through a possession of himself in such a form that when he turns in upon himself, he discovers himself being what he is because he had a past and is being formed for a future. The 'present' is that marvellous unity of these three moments whose successive unfolding constitutes the historical trajectory, the point at which man, a temporal being, paradoxically becomes the tangent to eternity. Since Boethius, in fact, the classical definition of eternity has involved not just 'an inter-mirabilis vita,' as a never-ending life, but 'tota simul et perfecta possessio.' Furthermore, the reality of man present is constituted among other things by that concrete point of tangency whose geometric locus is termed the situation. Upon entering into ourselves, we discover that we are in a situation that pertains to us constitutively, and in which our individual destiny is inscribed, a destiny elected by us sometimes, imposed on us others. And while the situation does not ineluctably predetermine either the content of our life or that of its problems, it clearly circumscribes the general nature of those problems, and above all limits the possibilities for their solution. Hence, history as a science is much more a science of the present than a science of the past. In respect to philosophy, this is even truer than it could be for any other intellectual occupation, because the character of philosophical knowledge makes of it something constitutively problematic. Zetoumene episteme, the sought after science, Aristotle usually termed it. Therefore it is pot at all strange that to profane eyes, the problem has an atmosphere of discord.

In history we encounter three distinct conceptions of philosophy, emerging ultimately from three dimensions of man: (1) Philosophy as a knowledge about things (2) Philosophy as a direction for the world and for life. (3) Philosophy as a way of life and therefore as something that happens.

In reality, these three conceptions of philosophy, corresponding to three different conceptions of the intellect, lead to three completely different forms of intellectuality. The world has continued to nourish itself on them, simultaneously and successively, at times even in the person of one thinker. The three converge in a special way in our situation, and again keenly and urgently pose the problem of philosophy (and of intellect itself). These three dimensions of the intellect have reached us, perhaps somewhat dislocated, through the channels of history. The intellect has itself begun to pay for its own deformation. In trying to reform itself, it seems readily sure, in that the future new forms of intellectuality. All of the earlier ones, they will be defective, or rather limited. However that does not disqualify them, because man is always what he is, but thanks are by his restrictive nature, as too, are the limitations, for which permit of him of choice, for which he can be. And if, by his perceptivity that their own limitations are the intellectuals of that lived of that time, perhaps, a returning source from which they can depart, just as we see ourselves referred to identify the place of which we depart. And this is history: a situation that implies another previous one, as something real making possible our own situation. Thus, to occupy oneself with history is not a simple matter of curiosity; it is the very movement to which the intellect sees itself subjected when it embarks on the enormous task of setting itself in motion starting from its ultimate source. Therefore the history of philosophy is not extrinsic to philosophy itself, as the history of mechanics could be to mechanics. Philosophy is not its history, but the history of philosophy is philosophy, because the turning in of the intellect upon itself, in the concrete and radical situation in which it finds itself placed, is the origin take-off point for philosophy. The problem of philosophy is nothing but the problem of the intellect. With this affirmation, which ultimately goes back to old Parmenides, philosophy began to exist on the earth. And Plato used to tell us, moreover, that philosophy is a silent dialogue of the soul with itself concerning all things in being.

Still, the practising scientist will only with difficulty succeed in freeing himself from the notion that philosophy becomes lost in an abyss of discord, if not throughout its domain, at least insofar as it involves knowledge about things.

It is undeniable that throughout its history, philosophy has understood its own definition as a knowledge about things in quite diverse ways. But the first responsibility of the philosopher must be that of guarding himself against two antagonistic tendencies that spontaneously arise in a beginning spirit: That of losing oneself in skepticism and that of deciding to fit tightly polemically, as having a difference of opinion across one system instead of another, even if it is that we are as oriented differently of our position in life, only that if we could be formulated. We will renounce these attitudes. And if we now review the rich collection of definitions, we cannot fail to be overwhelmed by the impression that a very serious matter is at the heart of this diversity. If the conceptions of philosophy as a theoretical form of knowledge are truly so diverse, it is clear that this diversity means that not only the content of its solutions, but the very idea of philosophy continues to be problematic. The diversity of definitions manifest the problem of philosophy itself as a true form of knowledge about things. But to think that the existence of such a problem could disqualify philosophy as its theoretical knowledge is to condemn the paradigms by which of science has given by oneself the perpetual persistence, which, perhaps, leaves its shoes outside its vestibule. The problems of philosophy are not, at bottom, other than the problem of philosophy.

But perhaps the question will resurface with new urgency when we try to pin down the nature of this theoretical knowledge. Nor is the problem even new. For quite some time, several centuries in fact, this question has been formulated another way: Does philosophy have scientific character? However, this manner of presenting the problem is not quite the same. According to it, 'knowledge about things' acquires its complete and exemplary expression in what is termed 'a scientific form of knowledge.' And this supposition has been decisive while philosophy the modernity of times due, stood very still.

In diverse ways, in fact, it has been repeatedly observed that philosophy is quite far from being a science, that in most of its hypotheses it does not go beyond an attempt to be scientific. And this may lead either to skepticism about philosophy, or to maximum optimism about it, as occurred in Hegel when in the opening pages of the Phenomenology of the Spirit he roundly affirms that he proposes to 'help to bring philosophy nearer to the form of science, . . . show that the time process does raise philosophy to the level of scientific system . . .' And he also affirms that it is necessary for philosophy to abandon, its character of love and of wisdom to be converted into some activated wisdom. (For Hegel, 'science' does not mean science in the usual sense.)

With a different objective, but with less energy, Kant begins the preface to the second edition of the Critique of Pure Reason by saying:

Whether the treatment of knowledge lies within the province of reasons served or does not follow the secure path of a science, is easily to be determined from the outcome. For if after elaborate preparations, frequently renewed, it is brought to a stop immediately it nears its goal; if often it is compelled to retrace its steps and strike into some new line of approach; or again, if the various participants are unable to agree in any common plan of procedure, then we may rest assured that it is very far from entering upon the secure path of a science, and is indeed a mere random groping.

And in contrast to what occurs in logic, mathematics, physics, etc., with respect to metaphysics we see that . . . though it is older than all other sciences, and would survive even if all the rest were swallowed up in the abyss of an all-destroying barbarism, it has not yet had the good fortune to enter upon the secure path of a science.

A quarter of a century ago Husserl published a vibrant study in the periodical Logos, entitled 'Philosophy as a Strict and Rigorous Science.' In it, after having shown that it would be nonsense, for example, to discuss a problem of physics or mathematics so the participants injected into the discussion their own points of view, their opinions, preferences, or Weltanschauung, Husserl boldly proposes the necessity of making philosophy likewise into a science of apodeitic and absolute evidence. But in him last analysis, he merely refers to the work of Descartes. Descartes, very cautiously but at bottom saying the same thing, begins his Principles of Philosophy as follows: As we were at once children, and as we formed various judgements regarding the objects presented to us, when yet we had not the entire use of our reason, numerous prejudices stand in the way of our arriving at the knowledge of truth. Of these it seems impossible for us to rid ourselves, unless we undertake, once in our lifetime, to doubt of all these things in which we may discover even the smallest suspicion of uncertainty.

From this exposition of the question we may draw several important conclusions: 1. Descartes, Kant, and Husserl compare philosophy to the other sciences from the point of view of the type of knowledge that they yield: Does philosophy or does it not possess a type of apodeitic evidence comparable to that of mathematics or theoretical physics? 2. This comparison later reverts to the method that leads to such evidence: Does philosophy or does it not possess a method that leads securely, through internal necessity and not merely by chance, to types of evidence analogous to those obtain by the other sciences? 3. Finally it leads to a criterion: insofar as philosophy does not possess this type of knowledge and this secure method of the other sciences, its defect in that regard becomes an objection to its scientific character.

Now, faced with this statement of the question we must energetically affirm: 1. That the difference that Husserl, Kant and Descartes point out between science and philosophy, though very important, is not in the end sufficiently radical. 2. That the difference between science and philosophy is not an objection to the character of philosophy as a strict form of knowledge about things.

And this is so because, in the last analysis, their objection to philosophy derives from a certain conception of science that, without prior discussion, is assumed applicable to all strict and rigorous knowledge

The radical difference separating philosophy and the sciences does not arise from the scientific or philosophical state of knowledge. It seems, listening to Kant, that the only thing that matters is that, relative to its object, philosophy (in contrast to science) has not yet managed to give us a single reliable step leading to that state of knowledge. And we affirm that said difference is not sufficiently radical, because frankly it presupposes that the object of philosophy is there, in the world, and that all we need do is find the secure road leading to it.

The situation would be much more serious if what were problematic turned out to be the object of philosophy: Does the object of philosophy exist? This question is what radically separates philosophy from the other sciences. Whereas these latter starts from the possession of their object, and then simply study it, philosophy must begin by actively justifying the existence of its object, the possession of which is in fact the end, not the presupposition of its study. And philosophy can only be an on-going concern by constantly recovering the existence of its object. When Aristotle termed it Zetoumene episteme, he understood that what men sought was not only the method, but the very object of philosophy as well.

What does it mean to say that the existence of the object of philosophy is problematic?

If this meant simply that we were ignorant of what that object is, the problem, though serious, would ultimately be quite simple. It would be a question of saying either that humanity has not yet discovered that object, or that it is so complicated that its apprehension is still obscure. To be sure, the former is what happened for many centuries with each science and therefore their respective object: were not simultaneously discovered during history? ; some sciences were born later than others. On the other hand, if it were true that the object of philosophy were excessively complicated, the question would be that of trying to show it only to those minds who had acquired sufficient maturity. This would be analogous to the difficulty encountered by someone who tried to explain the object of differential geometry to a student of mathematics in elementary school. In either of these cases, owing to historical vicissitudes or didactic difficulties, we would be dealing with a deictic problem, with an individual or collective effort to point out (deixis) what that object is which goes about here lost among the other objects of the world.

Everything leads us to suspect that this is not so.

The problematicism surrounding the object of philosophy stems not only from a de facto failure to come upon it, but moreover from the nature of that object, which, in contrast to all others, is constitutively latent. Here we understand by 'object' the real or ideal thing with which science or any other human activity deals. Here, it is clear that: (1). This latent object is in no way comparable to any other object. Therefore, in as much as we what wish of saying, the object of philosophy, may, perhaps, find as a propounding asset, that we will move as if on the axial plane of thought, afar and above, that once removed we begin to participate of the other sciences. If each science deals with an object, either real, fictitious, or ideal, the object of philosophy is neither real, fictitious, nor ideal; it is something else, so much so, that it is not a thing at all. (2) We thus understand that this peculiar object cannot be found separated from any other object, be it real, fictitious, or ideal. Nonetheless, may it be, that it is included in all of them, without being identified with any particular one. This is what we mean when we affirm that it is constitutively latent, latent beneath every object. Since man finds himself constitutively directed toward real, fictitious, or ideal objects, with which he must create his life and elaborate his sciences, it follows that this constitutively latent object is because of its own nature essentially fleeting. 3. What this object flees from is none other than the simple glance of the mind. In contrast, then, to what Descartes maintained, the object of philosophy can never be formally discovered through a simplex mentis inspectio. Rather, after the objects beneath which it lies have been understood, a new mental act reworking the previous ones is necessary to position the object in a new dimension to make this other new dimension not transparent, but visible. The act by which the object of philosophy is made patent is not an apprehension, nor an intuition, but a reflection, a reflection that does not, as such, discover a new object among the others, but a new dimension of each object, whatever it may be. It is not an act that enriches our understanding of what things are. One must not anticipate that philosophy will tell us, for example, anything about physical forces, organisms, or triangles that is inaccessible to mathematics, physics, or biology. It enriches us simply by carrying us to another type of consideration.

To avoid misunderstandings, we should observe that the word 'reflection' is employed here in its most ingenuous and common meaning: an act or series of acts that, in one form or another return to an object of a previous act through this latter act. 'Reflection' here does not mean simply an act of meditation, nor an act of introspection, as when one speaks of reflective consciousness, as opposed to direct consciousness. The reflection here described consists of a series of acts through which the entire world of our life is placed in a new perspective, including the objects therein and all the scientific knowledge we may have acquired about them.

Secondly, note that though reflection and what it discovers to us cannot be reduced to a natural attitude and what it discovers to us. This does not mean that in one fashion or another, in one degree or another, reflection is not just as primitive and inborn as any natural attitude.

It follows then that the radical difference between science and philosophy does not fall upon philosophy as an objection. It does not mean that philosophy is not a rigorous form of knowledge, but only that it is a different type of knowledge. Whereas science is a knowledge that studies an object that is there, philosophy, since it deals with an object that because of its own nature hides, which is evanescent, will accordingly be knowledge that must pursue its object and detain it before a human gaze, which must conquer it. Philosophy is nothing but the active constitution of its own object; it is the actual carrying out of this act of reflection. Hegel's fatal error was just the opposite of Kant's. Whereas Kant, in short, divorced philosophy from any object of its own, thus making it refer to our mode of knowing. Hegel reifies about the object of philosophy, speaking as if only all of which is to every other object, there emerges of some dialectical awareness for which each one is sustained dialectically.

For the present it is unnecessary to further clarify the nature of the object of philosophy or its formal method. Here the only thing I wish to emphasize is that irrationalism not withstanding, the object of philosophy is strictly an object of knowledge, but this object is radically different from the rest. Whereas any science or any human activity considers things that are and such as they are (hos estin), philosophy considers them inasmuch as they are (hei estin, Metaphysics 1064). In other words, the object of philosophy is transcendental, and as such accessible only to a reflection. The 'scandal of science' not only isn't an objection to philosophy that must be resolved, but a positive dimension that it is necessary to conserve. Therefore Hegel said that philosophy was the world in reverse. The explanation of this scandal is the problem, content, and destiny of philosophy. Hence (although not quite what Kant said) 'one does not learn philosophy, one learns to philosophize.' And it is absolute certain that one only learns philosophy by starting to philosophize.

Every science, whether history or physics or theology (and likewise every natural attitude of life) refers too more than or less determinate of objects, with which man has already come into contact. The scientist may, then, direct himself to it, and set himself one or more problems about it the attempted solutions of which constitute the reality of science. If the presumed science does not yet enjoy a clear conception of what it pursues, then it is not yet a science. Any wavering on this point is an unequivocal sign of imperfection. That does not mean the science is immutable, but what changes in it is the concrete content of the solutions given to the one or more problems it has set out to solve. The problem itself, may be that of an unaltered remission that goes beyond the remains as such. The physical view of the universe has profoundly changed from Galileo to Einstein and quantum mechanics, however, in all these changes that have occurred within the scope of a general endeavour known and defined all along, viz., measurement of the universe. Sometimes perhaps the very formulation of the problem may change. But this occurs extremely rarely and across long spans of time. When it does happen it is owing to a new formulation of the problem that is as clear and determinate as the previous one, so that one may ask, indeed, whether ultimately the science has not ceased to be what it used to be, and become something else, a different science. Thus, in the Middle Ages physics studied the principles of the physical theories that were achievable. After Galileo it was measurement of the material universe. In both cases’ physics was a science when it had begun to tell itself what it sought to do.

Very different is the course of philosophy. In fact, philosophy begins by not knowing whether it has a proper object; at least, it does not start formally from the possession of an object. Philosophy presents itself, above all, as an effort, as a 'pretension.' And this, not because of any simple ignorance de facto or a simple lack of knowledge, but because of the constitutively latent nature of that object. Hence it follows that the strict separation between a problem that clearly differentiates in advance of its later solution, which is basic to all science and to all natural attitudes of life, loses its primary meaning about philosophy. Hence philosophy must be, first, a perennial revindication of its object (let us call it that), an energetic illumination of it and a constant and constitutive 'making room.' From Parmenides' entity (on), Plato's Ideas, and Aristotle's analogical being as such, up to Kant's transcendental conditions of experience and the absolute of Fichte, Schelling, and Hegel, passing through all the theological strata of medieval thought and the first centuries of the modern era, philosophy has been primarily a justification of or demonstrative effort for the existence ('sit venia verbo') of its object. Whereas science deals with an object that it already clearly possesses, philosophy is the effort directed toward a progressive intellectual constitution of its own object, the violence of yanking it from its constitutive latency and clearly revealing it. Nonetheless, philosophy might exist for the revindicating of itself, and in one of its formal dimensions consists in 'opening paths.' Consequently, philosophy cannot have what is the greater ascendancy than fixed by the intellectual narrowness which de facto oppresses the philosopher.

In virtue of this, it is only clear to the philosopher after he finds himself philosophizing what a mighty labour he carried out to reach the point where he could begin to philosophize. And this is true whether one deals with obtaining rigorous evidence or rising to transcendental intuitions. In this labour of opening a path one sketches and outlines the figure of the problem. It is possible for the philosopher to have begun with a certain subjective intellectual purpose. But this does not mean that such a beginning is formally the origin of his philosophy. And if we agree that the nature of the problem is the origin of principles, we must say that, in philosophy, the origin is the end, moreover in its first original and radical 'step' all of philosophy is already there. Throughout this process philosophy properly speaking does not evolve, is not enriched with new characteristics; rather, the characteristics become more explicit, they continually appear as aspects of a self-constitution. Whereas an immature science is imperfect, philosophy is the very process of its own maturity. The rest is dead academic and scholarly philosophy. Hence, in contrast to what happens in science, philosophy must mature in each philosopher. And therefore that which properly constitutes its history is the history of the idea of philosophy. Hence the original relationship existing between philosophy and its history must be clarified.

It may occasionally happen that the philosopher begins with an already existing concept of philosophy. But, what meaning or function does such a concept have within philosophy? It is, obviously, a concept that he, the philosopher has created and therefore is his possession or property. But, once things are underway, because philosophy consists of the 'opening a path,' it follows that therein the idea of philosophy is constituted. The definition of physics is not the work of physical science, whereas the work of philosophy is the conquest of its idea of itself. On this point, that initial movement has no bearing whatsoever; philosophy has achieved its own consistency, and with it an adequate concept, the concept which philosophy has created for itself. Nor is it any longer the philosopher who bears the concept of philosophy, as happened at the beginning; rather, philosophy and its concept are what bear the philosopher. In that apprehension or conception that the concept is, it is no longer the mind that apprehends or conceives philosophy, but philosophy is that what apprehends and conceives in the mind. The concept is not the property of the philosopher, but rather the philosopher is the property of the concept, because these latter springs from what philosophy is in it. Philosophy is not the work of the philosopher; the philosopher is the work of philosophy.

From where, before and only before a mature philosophy do we see that it is not only possible but necessary to ask how far and in what way does that philosophy answer its own concept. A typical case, to speak only of recent history, is shown to us by German Idealism, from Kant to Hegel. It makes perfect sense to scrutinize this entire current of transcendental idealism, and determine with each philosopher an original philosophy, absolutely compatible with the common root of all of their thought, and even with Kant's singular merit of being the first to discover the root and bear the first fruits.

Rene Descartes was a famous French mathematician, scientist and philosopher. He was arguably the first major philosopher in the modern era to try to defeat skepticism. His views about knowledge and certainty, and his views about the relationship between mind and body have been very influential over the last three centuries.

One source of this interest in method was ancient mathematics. The thirteen books of Euclid's Elements were some models of knowledge and deductive method. But how had all this been achieved? Archimedes had made many remarkable discoveries. How had he come to make these discoveries? The method in which the results were presented (sometimes called the method of synthesis) was clearly not the method by which these results were discovered. So, the search was on for the method used by the ancient mathematicians to make their discoveries (the method of analysis). Descartes is clearly convinced that the discovery of the proper method is the key to scientific advance. For more extended purposes and detailed discussion of these methods.

In November 1628 Descartes was in Paris, where he made himself famous in a confrontation with Chandoux. Chandoux claimed that science could only be based on probabilities. This view reflected the dominance in French intellectual circles of Renaissance skepticism. This skptical view was rooted in the religious crisis in Europe resulting from the Protestant Reformation and had been deepened by the publication of the works of Sextus Empiricus and reflections on disagreements between classical authors. It was strengthened again by considerations about the differences in culture between New World cultures and that of Europe, and by the debates over the new Copernican system. All of this had been eloquently formulated by Montaigne in his Apology for Raymond Sebond and developed by his followers. Descartes attacked this view, claiming only that certainty could serve as a basis for knowledge, and that he himself had a method for attaining such certainty. In the same year Descartes moved to Holland where he remained with only brief interruptions until 1649.

In Holland Descartes produced a scientific work called Le Monde or The World that he was about to publish in 1634. At the point, however, he learned that Galileo had been condemned by the Church for teaching Copernicanism. Descartes’s book was Copernican to the core, and he therefore had it suppressed. In 1638 Descartes published a book containing three essays on mathematical and scientific subjects and the Discourse on Method. These works were written in French (rather than Latin) and were aimed at the educated world rather than simply academics. In 1641 Descartes followed this with the Meditationes de Prima Philosophia (Meditations on First Philosophy). This short work is more metaphysical than scientific, and aims to establish the certain foundations for the sciences that Descartes had announced in his confrontation with Chandoux in 1628. (For a more detailed account of this work see Structure of the Meditations. The work was published with Objections and Replies from a six and then seven philosophers and theologians, including Thomas Hobbes, Pierre Gassendi and Antoine Arnauld.

After the Meditations, Descartes produced The Principles of Philosophy in 1644, the most comprehensive statement of his mature philosophy and of the Cartesian system in general. Part (1) explains Descartes metaphysical views. Part (2) gives a detailed exposition of the principles of Cartesian physics. Part (3) applies those principles of physics to explain the universe, and Part (4) deals with a variety of terrestrial phenomena. Two more parts were planned, to deal with plants and animals and man, but were not completed. In 1648 Descartes published 'Notes against a Program' -a response to a pamphlet published anonymously by Henricus Regius, Professor of Medecine at the University of Utrecht. Regius had been an early and enthusiastic supporter of Descartes. Yet, once Regius published his Foundations of Physics Descartes complained that Regius had shamelessly used unpublished papers of Descartes to which he had access and had distorted Descartes' ideas. The 'Notes' both illustrate the kind of academic controversy in which Descartes was involved during this decade, but also provides some insight into his views about mind and his doctrine of innate ideas.

Descartes last work Les Passions de l'áme was written because of the correspondence that Descartes carried on with Princess Elisabeth of Bohemia. The work was written in French, and published in Amsterdam and Paris in 1649. This work (like the Principles) is composed of many short articles. Princess Elisabeth had raised the question of how the soul could interact with the body in 1643. In response to Elisabeth's questions, Descartes wrote short works that developed into the 'Passions of the Soul.' The work is a combination of psychology, physiology and ethics, and contains Descartes' theory of two way causal interactions via the pineal gland.

Two months before the publication of the Passions Descartes set sail for Stockholm, Sweden, at the invitation of Queen Christina of Sweden. Descartes' death in Stockholm of pneumonia, has regularly been attributed to the rigours of the Swedish climate and the fact that Descartes (no early riser) was sometimes required to give the Queen lessons as early as five in the morning. However unpleasant these conditions may have been, it seems plain that Descartes acquired his fatal malady because of nursing his friend the French ambassador (who had pneumonia) back to health.

Most academics are familiar with a comforting fable, subject to minor variations, about René Descartes and modern philosophy. Around 1640, Descartes philosophically crystallized a key transformation latent in Renaissance views of humanity. He moved the foundation of knowledge from humans fully embedded within and suited to nature to inside each individual. Descartes made knowledge and truth rest upon the individual subject and that subject's knowledge of his or her own capacities. This move permitted profoundly new and unconditional skepticism, than undermining universal knowledge by positing a uniformity of human subjects, this move ultimately guaranteed intersubjective knowledge. Knowledge became subjective and objective. Not content merely to make man himself the ground of knowledge, Descartes went further to make the human mind alone the source for knowledge, knowledge that modelled after pure mathematics. The new Cartesian subject ignored the manifold contributions of the body, and Descartes assumed all real knowledge could come only from a reason common to all humans. The universality of the knowing things and processes of knowing and not-knowing, are we to make of this causal event the Cartesian subject as one that is transcendental. Above all, mathematics, with its proof techniques, and formal thought, modelled on mathematics, exemplified those things that can be intersubjectively known by individual but importantly similar subjects.

Versions of this fable appear in numerous analyses, some quite sophisticated and textually based, some crude and dismissive. These versions provide grounds for praising or dismissing Descartes and the philosophical modernity he wrought. Rather than surveying or evaluating these appraisals, here I want merely to clarify and anchor historically the subject Descartes hoped his philosophy would help produce. This essay examines one set of exercises Descartes highlighted as propaedeutics to a better life and better knowledge: Becoming famous, for which it might be that if it were as little known through his geometry. Critics and supporters have too often stressed Descartes's dependence on or reduction of knowledge to a mathematical model without inquiring into the rather odd mathematics he actually set forth as this model. His geometry, neither Euclidean nor algebraic, has its own standards, its own rigour, and its own limitations.3. These characteristics ought radically to modify our view of Descartes's envisioned subject. Although the technical details of his geometry might seem interesting and comprehensible only to historians of mathematics, the essential features grounding Descartes's program can be made readily comprehensible. Descartes did far more than theoretically (if implicitly) invoke the knowing subject in his Meditations. To pursue his philosophy was nothing less than to cultivate and order oneself. He offered his revolutionary but peculiar mathematics as a fundamental practice in this philosophy pursued as a way of life. Let us move, then, from abstraction about Descartes to the historical quest for this way of life One way in which modern philosophy, roughly that beginning with Descartes, is supposed to be different from what came before it, is its emphasis on the problems of acquiring knowledge. This emphasis on knowledge likely has its origins in a variety of circumstances.

One of these is the Reformation crisis concerning religious knowledge and related events. Luther questioned the Catholic criterion of religious knowledge -the Rule of Faith as it is called -and thereby started a new religion with its own criterion of religious knowledge. The Rule of Faith says that religiously knowledged is determined by what Church fathers, Church Councils and the Popes say about any particular claim. Thus Church Councils have endorsed the doctrine of the trinity so anyone who claims that this doctrine is false is a heretic. Luther replaced the Rule of Faith with the claim that all Christians have the power 'of discerning what is right or wrong in matters of faith.' Luther finally made it clear that his new view amounted to this: What conscience is compelled to believe on reading scripture is true. This radical move changed Luther from just another reformer to the founder of a new religious sect. For many people it raised an enormous problem about religious knowledge. Which of the two criteria was the correct one? It was difficult for people to determine the answer to this question. For various reasons, which we will consider, this sceptical crisis about religious knowledge developed into a full blooded sceptical crisis about knowledge in general. So how does one acquire genuine knowledge?

One way to think about the problem of acquiring knowledge about the era we are discussing is to regard reason, the senses and faith as competing ways of getting at the truth about reality. One might hold, with Plato for example, that the senses will not get one to the truth about reality; that only reason will lead us to knowledge of reality and how to lead the best life and attain genuine happiness. Or one might argue that the senses provide knowledge of the world that is more basic than anything that reason tells us. Or, one might hold that both reason and the senses are poor guides and that only faith will reveal the way things really are.

Skepticism is the doctrine that knowledge is not possible. One can be either a universal skeptic who holds that no knowledge whatever is possible (Could this be true?) or simply a skeptic about one faculty, like the senses, or some particular branch of knowledge, such as religious knowledge or mathematical knowledge. Skepticism is intertwined in the competition among the faculties because an advocate of reason, for example, is likely to be sceptical of the ability of the other faculties to reach the truth. The Cambridge Platonists, for example, regarded the doctrine that the senses are more important than reason as the philosophy of beasts. For men share sense knowledge with the beasts, while reason sets man apart from the beasts. An advocate of faith, on the other hand, will be sceptical of the ability of reason and the senses to provide genuine knowledge. The great French essayist Michel de Montaigne is an able and interesting advocate of this last view.

There are philosophers with discriminate views, who hold that there is a place and legitimate sphere for each faculty, and one must figure out what the limits are to each. Rene Descartes holds that reason is considerably more important than the senses in that reason provides more basic knowledge than the senses. It tells us about the essences of things, which the senses do not. Nonetheless, Descartes holds that the senses have a place in our scientific attempts to understand the world. Descartes also holds that various truths can only be determined by faith. John Locke also, seeks to determine the limits of human understanding, what we can know and why, what role the senses and reason play, and what can only be believed or taken as an article of faith. For Locke, the senses and reflection provide the materials on which reason works. Faith operates beyond reason. Another strand that caused the interest in knowledge was the extraordinary advances made during this period in mathematics and natural philosophy or science as we now call it. European mathematicians were finally able to surpass the results of the Greek mathematicians of antiquity such as Euclid and Archimedes. Similarly natural philosophers were coming to reject Aristotelian physics and Ptolemaic cosmology and geography. With the work of Copernicus, Brahe, Galileo and Kepler, placed astronomy and physics were new understructure. Surely, these extraordinary advances represented real knowledge. The struggle between sceptical arguments and scientific achievement, not to mention the claims of religion was a real one. One can see all, but these concern meeting in thinkers like Descartes and Pascal.

Philosophers during this era were obsessed with methods for discovering and presenting truths. A method, in this context, supposes some systematic procedure, which, if followed, guarantees that one will hit upon the truth and avoid error. One source of this interest in method is Greek mathematics. Euclid's Elements of Geometry and the works of other ancient mathematicians provided a model of knowledge and proof. How was this wealth of mathematical knowledge discovered? The demonstration of the theorems does not seem to provide much insight in answering this question. So, mathematicians and philosophers in the fifteenth and sixteenth centuries began reflecting on the method of discovery that they called the method of analysis. Essentially the view that began to develop was that one would take apart the thing which one wished to understand, until one reached the basic and essential parts composing it. One would then analyse how the parts relate to one another and put them back together. By taking them apart in this way and then putting them back together one emerged with a new understanding.

Galileo uses a method that he called the Resolution-Compositive method. The whole which one is studying got resolved into its parts and then put back together or composed again. This resolution into parts often involves simplifying and abstracting parts.

Thomas Hobbes adopted this Galilean method to the study of man. Making the distinction between the complicated world in which there are good and bad, legitimate and illegitimate governments, and the state of nature in which there is no government is an exercise in the resolution of a whole into its parts. Once we see the nature of man in such a state, Hobbes thinks it becomes abundantly clear what the legitimate function of government is, however. We emerge from the exercise seeing clearly how to judge of the goodness and legitimatised governments from bad and illegitimate one’s. Locke and Spinoza, who both read Hobbes, perform similar analyses on the state, though with differing results. In the eighteenth century some analyses of the origins of language employ a similar method.

Descartes was extraordinarily interested in method. He wrote works like The Discourse on Method and gives quite remarkable examples of discoveries in geometry and other subjects that he claims were made from the methods he describes. In John Cottingham's book The Rationalists you will find chapter two devoted to a discussion of these methods in the works of Descartes, Spinoza and Leibniz.

Besides the method of analysis, Descartes is famous for employing what has become called the method of doubt in the Meditations to try to defeat skepticism. The method works like this. Descartes' puts forth a sceptical hypothesis concerning a certain class of his beliefs. (He does not want to doubt each belief individually as this would be impractical.) The classes that he generates turn out to be related to particular faculties, the senses, imagination and reason. He then tries to determine what can and what cannot be doubted by his sceptical hypothesis. If there are things that cannot be doubted on a particular sceptical hypothesis, he tries to generate a stronger sceptical hypothesis that will bring into doubt those things that could not be doubted on the previous hypothesis. Eventually, the application of this method leads him to the conclusion that there are a variety of things that cannot be doubted on the strongest possible sceptical hypothesis

Descartes proposed a dualistic relation between the conscious, volitional soul, and the rest of the brain and body. The interface worked both ways, with (processed) sense information going into consciousness, and volition proceeding in reverse to operate the motor system. Descartes recognised that much of what we do could be explained by more direct links between sensory stimuli and the motor system, so the soul was not essential for all actions. One-way Cartesianism is the belief in a kind of Cartesian Dualism, but where the soul is purely passive, having knowledge of what passes in the brain, but no ability to initiate actions. It has the illusion of doing so, because from its privileged position it can see actions in preparation before they occur. The following passage from my Neurophysiology (3rd Edition, 1996; Arnolds, London) tries to explain the idea to a relatively general audience.

'Nothing puzzles me more than time and space. Yet nothing troubles me less, as I never think about them'

Charles Lamb's reaction is not very different from that of most neurophysiologists to problems of mind, brain, and consciousness. This is of course a field that has been thoroughly dug over since the days of Descartes and Hume and indeed long before: and philosophers have every right to question whether mere empirical physiologists can add much to such a hoary debate, in which the various arguments have been rehearsed so exhaustively. But recent developments both in neurophysiology and in computer science -for £20 I can purchase an electronic device hardly bigger than a packet of cigarettes, which is the intellectual superior of half the animal kingdom -have so enlarged our notions of what classes of operation a physical system may in principle be capable of, that a great deal of earlier thought on the subject is now merely irrelevant. In brief, 'brain versus mind' is no longer a matter for much argument. Functions such as speech and memory, which not so long ago were generally held to be inexplicable in physical terms, have now been irrefutably demonstrated as carried out by particular parts of the brain, and to a large extent imitable by suitably programmed computers. So far has brain encroached on mind that it is now simply superfluous to invoke anything other than neural circuits to explain every aspect of Man's overt behaviour. Descartes' dualism proposed some non-material entity -the 'ghost in the machine' -that was provided with sense data by the sensory nerves, analysed them within itself, and then responded with appropriate actions by acting on motor nerves (the mind thus having the same relation to the body as a driver to his car: But what about free will? The ghost in such a scheme would observe the body's actions being planned, and see the commands being sent off to the muscles before the actions themselves began, and so one can well imagine how it might develop the illusion that because it knew what was going to happen, that it was itself the cause. For X, the distinction between 'I lift my arms' and 'My arms go up', in which Wittgenstein epitomised the notion of voluntary action, would amount simply to the distinction between those actions that it observed being planned, and those -such as reflex withdrawal from a hot object -which it did not. There is no implied necessity here for us to be deterministic in our actions -to an outsider we may appear to have free will -since the physical processes linking S and R can be as random and essentially unpredictable as we please. Such a scheme seems more intellectually satisfying than (a) or (b) without conflicting with our own feelings about ourselves. Unlike ©, does not merely evade the issue. The most serious objection to it is perhaps that it is difficult to see what on earth X is for, since it can't actually do anything. Perhaps it does just occasionally intervene. But in any case, what is the audience at a concert for? Or the spectators at a football match? The idea that I am being carried round by my body as a kind of perpetual tourist, a spectator of the world's stage, is not -on reflection -so very unattractive. René Descartes, the celebrated mathematician and physicist, is also often considered a founder of modern philosophy, as he sought new ways to move beyond Medieval Aristoteleanism and justify the science of his day. In his Discourse on Method he expresses his disappointment with traditional philosophy and with the limitations of theologies, only logic, geometry and algebra hold his respect, because of the utter certainty that they can offer us. Unfortunately, because they depend on hypotheses, they cannot tell us what is real (i.e., what the world is really like). Therefore Descartes proposes a method of thought incorporating the rigour of mathematics but based on intuitive truths about what is real, basic knowledge that could not be wrong (like the axioms of geometry). He calls into question everything that he thinks he has learned through his senses but rests his whole system on the one truth that he cannot doubt, namely, the reality of his own mind and the radical difference between the mental and the physical aspects of the world.

Descartes (late in our excerpt) suggests that sense experience might be like dreaming, i.e., vivid but not matching the way things really are. But what does he realize must be the case even if his senses cannot be trusted?

Good sense is the most evenly distributed thing in the world, for all people suppose themselves so well provided with it that even those who are the most difficult to satisfy in every other respect never seem to desire more than they have. It is not likely that everyone is mistaken, this attitude divulged upon the ability to judge and distinguish the truth from it’s the insincerity of falsehood, which is properly what one call’s good sense or reason, is in fact naturally equally distributed among all people. Thus the diversity of our opinions does not result from some of us being more reasonable than others, but solely from the fact that we conduct our thoughts along different paths, and consider different things . . . As far as reason--or good sense -is concerned, since it is the only thing that makes us human and differentiates us from the animals, I should like to believe that it is entirely present in each of us. . . .

I was nourished by study from my earliest childhood. Since I was convinced that this was the means to acquire a clear and certain knowledge of all that is useful in life, I had an extreme desire to learn. But as soon as I had finished a course of studies that usually culminates in one being accepted as one of the learned, I changed my opinion completely; for 'I' found myself troubled by so many doubts and errors that the only profit I had gained in seeking to educate myself was to discover ever more clearly the extent of my ignorance. Nevertheless I had been at one of the most famous schools in Europe, where I thought there must be wise men if such existed anywhere on earth. There I had learned all that the others learned. Besides, not satisfied with the knowledge that we were taught, I had poured over all the unusual and strange books that I could lay my hands on. In addition, I knew how others evaluated me. I did not want to be considered inferior to my fellow-students, even though some among them were already destined to take the places of my teachers. Finally, our century seemed to me to abound in as many wise spirits as any preceding one, which led me to suppose that I could judge the experience of others by my own, and to think that there was no such knowledge in the world such as I had been led to hope for . . .

I was especially pleased with mathematics because of the certainty and clarity of its proofs; but I did not as yet realize its true usefulness; and, thinking that it was only useful in the mechanical arts, I was astonished that, since its foundations were so firm and solid, no one had built something higher upon it. To the contrary, I felt that the writings of who had discussed morality were likely superb, magnificent palaces that were built on mere sand and mud: they greatly praised the virtues and made them appear more exalted than anything else in the world; but they did they did not sufficiently teach how to know them. Often that which they called by the fine name of 'virtue' was nothing but apathy, or pride, or despair, or parricide.

I revered our theology, and hoped as much as anyone else to get to heaven, however, having learned, as if it were certain, that the road to heaven is as open to the most ignorant as to the most learned, and that the revealed truths that lead one there are beyond our comprehension, I did not dare to submit them to my feeble reasoning, and I thought that to undertake successfully to examine them one would need some extraordinary, heavenly aid and beyond human ability.

Of philosophy I will say nothing except that, seeing that it had been developed by the finest minds that had lived over many centuries and that nevertheless there was no point in it that was not still under dispute, and consequently doubtful, I lacked the presumption to hope that I would succeed any better than the others. When I considered how many different opinions there, had been about the same subject put forward by learned men, whereas only one of them could have been correct, I considered that anything that was only probable was as good as false . . .

It is true that while I considered only the customs of other ordinary men, I found nothing in them to reassure me, and I noticed as much diversity among them as I had earlier done among the opinions of philosophers. The greatest benefit I received from this study was that, having observed many things that, while they seemed quite extravagant and ridiculous, were nevertheless commonly accepted as true and approved by great peoples, I learned not to believe too firmly in anything of which I had been persuaded only by example and custom. Thus I freed myself little by little from many errors that can dim our natural light and even make us less able to listen to reason. But after I had spent several years thus studying the book of the world and trying to get some experience, I one day resolved to study my own self, and to use all the powers of my mind to choose the path I should follow, which was much more successful, it seems to me, than if I had never left my country or my books.

When I was younger, I had studied a little among other branches of philosophy, logic, and among types of mathematics, geometrical analysis and algebra: three arts or sciences that seemed as if they ought to contribute something to my goal. But when I examined them, I realized that as far as logic was concerned, its syllogisms and most of its other methods serve only to explain to someone else that which one already knows, or even, like Lully's art, to speak foolishly of things one does not know, rather than actually to learn anything. Even though logic contains, in fact, many very true and good precepts, they are nevertheless mingled with so many others that they become harmful or superfluous, that it is almost as hard to separate them out as to carve of Diana or a Minerva from as yet, the untouched block of marble. Besides, as far as the analysis of the ancients or modern algebra is concerned, and besides the fact that they can deal only with very abstract matters that seem utterly useless, the former is always so restricted to the study of geometrical figures that it cannot exercise the understanding without greatly tiring the imagination. The latter is so restricted to certain rules and figures that it has become a confused, obscure art that perplexes the mind instead of being a science that cultivates it. So I thought that I had to look for some other method that, having the advantages of these three, would be free of their defects. Just as a multitude of laws often creates excuses for vices, so that the best regulated state is that which, having very few laws, makes those few strictly observed, instead of the great number or precepts that make up logic, I thought that the four following precepts would suffice, provided that I could make a firm, steadfast resolution not to violate them even once.

The first was to never accept anything as true which I could not accept as obviously true; that is to say, carefully to avoid impulsiveness and prejudice, and to include nothing in my conclusions but whatever was so clearly presented to my mind that I could have no reason to doubt it.

The second was to divide each of the problems I was examining in as many parts as I could, as many as should be necessary to solve them. The third, to develop my thoughts in order, beginning with the simplest and easiest to understand matters, in order to reach by degrees, little by little, to the most complex knowledge, assuming an orderliness among them, which did not at all naturally seem to follow one from the other. And the last resolution was to make my number carry through and into my ex post facto, as can be felt of me that I could be secure that for which I had not to leave out anything.

These long chains of reasoning, so simple and easy, which geometers customarily used to make their most difficult demonstrations, caused me to imagine that everything which could be known by human beings could be deduced one from the other in the same way, and that, provided only that one refrained from accepting anything as true which was not, and always preserving the order by which one deduced one from another, there could not be any truth so abstruse that one could not finally attain it, nor so hidden that it could not be discovered. And I had little trouble finding which propositions I needed to begin with, for I already knew that they would be the simplest and the easiest to know. . . . I took the best features of geometrical analysis and of algebra, and corrected all the defects of one by the other.

I had noticed for a long time that it was necessary sometimes to agree with opinions about ethics that I knew to be quite uncertain, even though they were indubitable, as I said earlier, since I wanted to devote myself solely to the search for truth, I thought that I should act in the opposite manner, and reject as absolutely false anything about which I could imagine the slightest doubt, so that I could see if there would not remain after all that something in my belief that could be called absolutely certain. So, because our senses sometimes trick us, I tried to imagine that there was nothing that is the way that we imagine it. Since there are people who are mistaken about the simplest matters of geometry, making mistakes in logic, and supposing that I was as likely to make mistakes as anyone else, I rejected as false all the reasoning that I had considered as valid demonstrations. Finally, considering that all our thoughts that we have when we are awake can also come to us when we are sleeping without a single one of them being true, I resolved to pretend that everything I had ever thought was no more true that the illusions in my dreams. But I immediately realized that, though I wanted to think that everything was false, it was necessary that of 'me' as the representation of who was doing the thinking was something that gave its resemblance to 'I.' Noticing that this truth -I think, therefore I am was so certain and sure that all the wildest suppositions of skeptics could not shake it, I judged that I could unhesitatingly accept it as the first principle of the philosophy for which I was seeking.

Then, examining closely what I was, and seeing that I could imagine that I had no body and that there was no world or place where I was, I could not imagine that I did not exist at all. On the contrary, precisely because I doubted the existence of other things it followed obviously and certainly that I did exist. If, on the other hand, I had only ceased to think while everything else that I had imagined remained true, I would have had no reason to believe that I existed; therefore I realized that I was a substance whose essence, or nature, is nothing but thought, and which, in order to exist, needs no place to exist nor any other material thing. So this self, which is to say the soul, through which I am what I am, is entirely separate from the body, and is even more easily known than the latter, so that even if I did not have a body, my soul would continue to be all that it is.

Descartes' first published work consists of three appendixes as follows: (A) La Dioptrique: This is a work on optics and his contribution is his approach through experimentation. Although Descartes does not cite previous scientists for the ideas he puts forward, the book does not consist of all new concepts.

The chief focus of this book is given in the law of refraction. This appears to have been taken from Snell's work, though, unfortunately, it is put forward in a way, which might lead a reader to suppose that the law was a result of the researches of Descartes. Descartes would seem to have repeated Snell's experiments when in Paris in 1626 or 1627, and it is possible that he subsequently forgot how much he owed to the earlier investigations of Snell. A large part of the optics is devoted to determining the best shape for the lenses of a telescope, but the mechanical difficulties in grinding a surface of glass to a required form are so great as to render these investigations of little practical use. Descartes seems to have been doubtful weather to regard the rays of light as proceeding from the eye and so to speak touching the object, as the Greeks have had to be perceived, that through which have so done, that they have practised authoritatively or as proceeding from the object, and so affecting the eye, least of mentions, that he considered the velocity of light to be infinite, although he did not deem the point particularly important.

(B) Les Météores; This is a work on meteorology and its importance is it being the first work, which attempts to conduct the study of weather on a scientific basis. It contains an explanation of numerous atmospheric phenomena, including the rainbow. Descartes was unacquainted with the fact that the refractive index of a substance is different for lights of different colours. Consequently, the explanation of the latter is necessarily incomplete. However many of Descartes' claims are not only wrong but could have easily been seen to be wrong if he had done some easy experiments. For example Roger Bacon had demonstrated the error in the commonly held belief that water, which has been boiled, freezes more quickly. However Descartes claims, . . . and we see by experience that water that has been kept on a fire for some time freezes more quickly than otherwise, the reason being that those of its parts that can be most easily folded and bent are driven off during the heating, leaving only those that are rigid. Despite its many faults, the subject of meteorology was set on course after publication of Les Météores. La Géométrie; This is by far the most important part of this work. The book is further divided into three books: the first two of these treat of analytical geometry, and the third includes an analysis of the algebra then current.

The first book commences with an explanation of the principles of analytical geometry, and contains a discussion of a certain problem, which had been propounded by Pappus in the seventh book of his and of which some particular cases had been considered by Euclid and Apollonius. The general theorem had baffled previous geometricians, and it was in the attempt to solve it that Descartes was led to the invention of analytical geometry. The full enunciation of the problem is rather complicated, but the most important case is to find the locus of a point such that the product of the perpendiculars on m given straight lines will be in a constant ratio to the product of the perpendiculars on n other given straight lines. The ancient geometricians had solved this geometrically for the case m = 1, n = 1, and the case m = 1, n = 2. Pappus had further stated that, if m = n = 2, the locus is a conic, but he gave no proof; Descartes also failed to prove this by pure geometry, but he showed that the curve can be represented by an equation of the second degree, that is, a conic.

In the second book Descartes divides curves into two classes, namely, geometrical and mechanical curves. He defines geometrical curves as those that can be generated by the intersection of two lines each moving parallel to one co-ordinate axis with 'commensurable' velocities; by which terms he means that dy/dx is an algebraical function, as, for example, is the case in the ellipse and the cissoid. He calls a curve mechanical when the ratio of the velocities of these lines is 'incommensurable'; by which term he means that dy/dx is a transcendental function, as, for example, is the case in the cycloid and the quadratrix. Descartes confined his discussion to geometrical curves. Descartes also paid particular attention to the theory of the tangents to curves -as perhaps might be inferred from his system of classification just alluded to. The then current definition of a tangent at a point was a straight line through the point such that between it and the curve no other straight line could be drawn, that is, the straight line of closest contact. Descartes proposed to substitute for this a statement equivalent to the assertion that the tangent is the limiting position of the secant; Fermat, and at a later date Maclaurin and Lagrange, adopted this definition. Barrow, followed by Newton and Leibnitz, considered a curve as the limit of an inscribed polygon when the sides become indefinitely small, and stated that the side of the polygon when produced became in the limit a tangent to the curve. Roberval, on the other hand, defined a tangent at a point as the direction of motion at that instant of a point that was describing the curve. The results are the same whichever definition is selected, but the controversy as to which definition was the correct one was none the less lively. In his letters’ Descartes illustrated his theory by giving the general rule for drawing tangents and normals to roulette.

The method used by Descartes to find the tangent or normal at any point of a given curve was substantially as follows. He determined the centre and radius of a circle, which should cut the curve in two consecutive points there. The tangent to the circle at that point will be the required tangent to the curve. In modern textbooks it is usual to express the condition that two of the points in which a straight line (such as y = mx + c) cuts the curve will coincide with the given point: this enables us to determine m and c, and thus the equation of the tangent there is determined. Descartes, however, did not venture to do this, but selecting a circle as the simplest curve and one to which he knew how to draw a tangent, he so fixed his circle as to make it touch the given curve at the point in question, and thus reduced the problem to drawing a tangent to a circle. However, he only applied this method to curves, which are symmetrical about an axis, and he took the centre of the circle on the axis.

The third book of the Géométrie contains an analysis of the algebra. The influence of the book is that it has affected the language of the subject by fixing the custom of employing the letters at the beginning of the alphabet to denote known quantities, and those at the end of the alphabet to denote unknown quantities. This was a further development toward the development of algebraic notations. In addition, Descartes also invented the system of indices (e.g., in x2, x3, x4 . . . ) to express the powers of numbers, which are now widely used. It is doubtful whether or not Descartes recognized that his letters might represent any quantities, positive or negative, and that it was sufficient to prove a proposition for one general case. He was the earliest writer to realize the advantage to be obtained by taking all the terms of an equation to one side of it. He realized the meaning of negative quantities and used them freely. In this book he made use of the rule, which is known as Descartes’ rule of signs, for finding the limit to the number of positive and of negative roots of an algebraical equation, and introduced the method of indeterminate coefficients for the solution of equations. He believed that he had given a method by which algebraical equations of any order could be solved, but in this he was mistaken.

In a book named The Scientific Work of René Descartes (1987), J.F. Scott summarizes the importance of this work in four points, (I) -He makes the first step toward a theory of invariants, which at later stages derelativises the system of reference and removes arbitrariness. (ii). Algebra makes it possible to recognise the typical problems in geometry and to bring together problems that in geometrical dress would not appear to be related at all.

(iii). Algebra imports into geometry the most natural principles of division and the most natural hierarchy of method.

(iv) Not only can questions of solvability and geometrical possibility be decided elegantly, quickly and fully from the parallel algebra, without it they cannot be decided at all.

René Descartes (1596-1650) is primarily associated with Philosophy his Discourse on Method and Meditations have even led him to be called the 'Father of Modern Philosophy.' In his most celebrated argument, Descartes attempted to prove his own existence via the now hackneyed argument, 'I think therefore I am.' However, it should not be forgotten that René Descartes applied his system to investigations in physics and mathematics, with real success, playing a crucial role in the development of a link between algebra and geometry -now known as analytic geometry, a subject defined by Webster's New World Dictionary as 'the analysis of geometric structures and properties principally by algebraic operations on variables defined in terms of position coordinates.' Simply put, analytic geometry translates problems of geometry into ones of algebra. Before the Cartesian plane and analytic geometry, most mathematicians considered (synthetic) geometry and (diophantine) algebra to be two different fields of study. To anyone that has taken a high school course in analytic geometry, that notion seems ridiculous, or even incomprehensible, but to mathematicians of 500 years ago or more, solving geometric problems using the methods of algebra probably seemed equally absurd.

In fact, as will be evident later in the paper, much of our tenth grade 'vocabulary' (using x2 to represent the equation of a parabola, using terms ‘a’, ‘b’, ‘c’, to be an indication of indeterminate parameters, etc. . . . ) can trace their roots directly back to the work o f René Descartes, building on the algebra of the late 16th century.

How did it happen that someone who had more interest in determining whether or not we live in a dream world than in, for example, determining the mean and extreme ratio mathematically, come fundamentally to change not only the way we do geometry, but also the way we think about geometry? To understand the answer, it will be useful to examine the life of René Descartes and the period in which he flourished.

Descartes' father was a lawyer and judge, and his parents belonged to the noblesse de robe, the social class of lawyers, between the bourgeoisie and the nobility. As such he received and excellent education, and had the financial resources to continue his studies at the Jesuit College of the town of La Flhche in Anjou. Men are a product of their times, and René Descartes was no exception. After hearing that Galileo Galilei, among others, both pronounced, and persuasively argued, that the sun did not revolve around the Earth, but rather vice versa, and that, in addition, the earth made a complete revolution daily, Descartes began to question whether any of the senses could be trusted as a source of information. After all, his sense of motion clearly demonstrated that the Earth is stationary, while it was 'truly' rotating and moving at a great speed through space. If his senses could be wrong in regard to something so basic, was not it possible to be equally mis taken in other fundamental areas as well? Nonetheless, according to Descartes 'I concluded that I might take as a rule the principle that all things that we very clearly and obviously conceive are true: only observing, however, that there is some difficulty in rightly determining the objects that we distinctly conceive.' Descartes held knowledge up to a very severe standard. According to Descartes, the four rules of logic were: (1) To accept as true only those conclusions that were clearly and distinctly known to be true.

(2) To divide difficulties under examination into as many parts as possible for their better solution. (3) To conduct thoughts in order, and to proceed in stages from the simplest and easiest to know, to more complex knowledge. (4) In every case to take a general view so as to be sure of having omitted nothing.

Because of his severe standard, Descartes' quest for underlying truths blossomed into a distinct penchant for mathematics, where proofs were just that -undeniable knowledge. Descartes' fourth standard conveys more than just a hint of the mathematician as well as the philosopher. Often in mathematics, solving a simple problem can be trivial. However, the formulation of a general rule to solve the problem can be infinitely more useful. Descartes seems to say in his fourth rule that the general case is the one of great importance, not the specific problem. Eventually Descartes published his ideas in a little book, or appendix, titled La Géomitrie, in 1637. Descartes major contribution in this book is considered to lie in the idea of a coordinate system, allowed problems that were considered to be strictly geometric to pass over into algebra. Although the association of algebra and geometry was proposed even by the Greeks, and taken up anew as a program by Vihte, no satisfying procedure had been found to merge the two disciplines into one ( until the development of the Cartesian plane. Thus, Descartes was not the first to attempt to develop a coordinate plane, but his method has been the one that achieved the desired goal. Both the Greeks and Egyptians had developed a numerical coordinate system (driven by its relevance to astronomy and cartography), but with little mathematical development. 'Hipparchus (Bc. , 150) and Ptolemy (150 AD.), to name but two, both employed a system of latitude and longitude to locate stars on the celestial sphere. The Greeks even employed a system that made use of two axes at a right angle. However, nothing systematic or permanent came out of the study of specific problems using two axes as part of the solution. Heath says that 'the essential difference between t he Greek and modern method is that the Greeks did not direct their efforts to making the fixed lines of a figure as few as possible, but rather to expressing their equations between areas in as short and simple a form as possible. The first real development of a geometrical coordinate system comes in the work of Apollonios of Perga Apollonios of Perga, or the 'Great Geometer' as he was known, wrote a book called Conics, which, among other things, introduced the world to the terms parabola, ellipse, and hyperbola. In his Conics, Apollonius used a system of coordinates to solve problems regarding second-order curves (conic sections). The next person significantly to advance the creation of the coordinate system was Frangois Vihte (1540-1603). In his In Artem analyticem Isagoge (Introduction to the Analytical Art) published in 1591, Vihte announced a program to '[bring] together the ancient geometrical methods of Euclid, Archimedes, Apollonius, and Pappus, with ancient algebraic methods to produce his logistica speciosa, a way to formulate and solve algebraic problems. Among other things, this text uses consonants to represent given quantities and vowels to denote unknown quantities. This led to Vihte's nickname, The father of modern algebra. The degree of Descartes' originality remains a subject of controversy, as will be addressed at greater length below, a controversy that has persisted in the three and some half centuries since his death.

In Descartes' La Géomitrie, he uses the letters ‘a’, ‘b’, ‘c’, etc., to express of the acknowledged magnitudes and ‘x’, ‘y’, ‘z’, for unknown ones. Later on, Descartes unveils what appears to be the birth of a fixed set of coordinate systems in a passage beginning, 'Let AB, AD, EF, GH, . . . be any number of straight lines given in position . . . Smith points out here 'it should be noted that these lines are given in position but not in length. They thus become lines of reference or coordinate axes, and accordingly they play a very important part in the development of analytic geometry. In this connection we may quote as follows: 'Among the predecessors of Descartes we reckon, besides Apollonius, especially Vihte, Oresme, Cavalieri, Roberval, and Fermat, the last the most distinguished in the field; yet, it seems that there may be not anywhere, even by Fermat, had any attempt been made to refer several curves of different or de-simultaneously to one system of coordinates, which at most possessed special significance for one of the curves. It is exactly this thing that Descartes systematically accomplished. However, Scott does not agree with this assessment, as will be seen below. Another person who played a key role in the creation of analytic geometry was Pierre Fermat (1601 -1665), although it is unclear whether or not Descartes knew of Fermat's work (the subject for which we will return), Ad Locos Planos et Solidos Isagoge. In an effort to recover some of the lost proofs of Apollonius, Fermat used a system of coordinates to refer to various curves. There was a large advance in the use of the coordinate system between Apollonios and Fermat. 'In [Fermat's] published works, too, there is incontrovertible evidence that he had hit upon the idea of expressing the nature of curves by means of algebraic equations. How clearly in fact, he had grasped the fundamental principles of analytic geometry becomes evident after a study of the opening pages of the Isagoge, the substance of which is as follows: 'Whenever two unknown quantities are found in a final equation we have a locus and the extremity of one of them describes a right angle line or a curve.

The straight line is simple and unique; the curves are infinite in number and embrace the circle, parabola, ellipse, etc. . . . Fermat goes on to list various equations of geometric interest, such as the equation of a straight line through the origin (x/y = b/d), the equation of any straight line (b/s = (a-x)/y), the equation of certain types of circle (a2-x2=y2), the equation of certain types of ellipse (a2-x2=ky2), and the equations of certain types of hyperbola (a2+x2=ky2). These formulas should leave no doubt that Fermat understood the underlying principles of analytical geometry, and helped lay the foundation for its development. The ideas with which La Géomitrie had to deal, at least potentially, were of three types according to the formulation of J.F. Scott. (1) The employment of coordinates as a mere instrument of description (2). Algebra and geometry collaborate on single problems (3). Transference of system and structure by analysing these individually we can see how influential they were in the development of analytic geometry, and consider more carefully which of them are actually attributable to Descartes, according to Scott. The first item, according to Scott, constitutes the most visible connection between Descartes' work and the Cartesian plane. In La Géomitrie, Descartes uses a system of coordinates adapted to each problem. When studying multiple curves, he uses a system of lines to unify all the separate coordinate systems into one giant system. This account clashes with the opinion of Fink and Smith, according to whom Descartes' coordinate system was set up in advance for a general set of curves, not a particular one. As far as the second point, it is the most important in Descartes' work. Using algebra to solve geometric problems greatly enhanced the flexibility of geometry. This became a legitimate way to solve a problem, and as is often found in mathematics, the m ore ways there are to approach a class of problems, the better. An example of this given at the outset in La Géomitrie was the solution of a problem of Pappus, which Descartes claimed had not been completely solved by anyone.

In a letter to his friend Mersenne, Descartes wrote, 'J'risous un e question qui par le timoignage de Pappus n', estre trouvie par qucun des Ancient, et l'on peut dire qu'elle ne l'a p estre non plus par aucun des Modernes.' ('I solve a problem that defeated the ancients and the moderns alike.') Pappus' problem reads, 'There being three, or four, or a greater number of right lines given in position in a plane, it is first required to find the position of a point from which we can draw as many other right lines, one to each of the given lines, making a known angle with it, such that the rectangle contained by two of these drawn from this point has a given proportion either to the square on the third, if there are only three, or to the rectangle contained by the other two, if there are four. Or if there are five, the product of the remaining two lines so drawn has a given proportion to the product of the remaining two and another line, and so on.'.

Descartes originally attempted to solve this problem using pure geometry, and was unable to. This aided Descartes in his pursuit to find another method to solve the problem. Using his newly developed analytic methods, Descartes wrote in a letter to his friend that he was able to solve the problem in just five or six weeks. Unsurprisingly, Sir Isaac Newton was the first one to solve these problem using methods of pure geometry. As to the third point that Scott raises in regard to the major achievements in La Géomitrie, it appears to be rather similar to the second, and possibly not necessary. As Scott puts it, 'The structure of a whole region of geometrical theory is transferred to a region of algebraical theory, where it brings about an instructive rearrangement of the matter and raises algebraical problems that otherwise might not have imposed them.'

Among the achievements of La Géomitrie, there are many methods that are still used today. Descartes proposes a method of simultaneously handling several unknown quantities at once. Also introduced is a clearer distinction between real and imaginary root s, which helped lead to modern mathematics. Scott also says, 'It is momentously liberated, as when Descartes throws aside the dimensional restrictions of [Vihte] and lets the arithmetical second power a2 measure a length as well as an actual square, and the arithmetical first power a measure a square as well as an actual length.'

In La Géomitrie, Descartes views curves of degree 2n and 2n-1 as having the same complexity, and thus as closely related. Scott even claims, Descartes notes, that this number is independent to the choice of organic coordinates. In modern ordinary language it is an invariant under change of axes. Here is a first case of invariance, when employing coordinates we are forced to make an arbitrary choice of axes and even of the type of coordinates, and in this way we impart an arbitrary element into our methods. Scott summarized the work of Descartes in of the priorates stating that what is done by a summarized mark of four mindfully employed headings: (1) He makes the first step toward a theory of invariants, which at later stages derelativises the system of reference and removes its arbitrariness. (2) Algebra makes it possible to recognize the typical problems in geometry and to bring together problems that in geometrical dress would not appear to be related at all. (3) Algebra imports into geometry the most natural principles of division and the most natural hierarchy of method. (4) Not only can questions of solvability and geometrical possibility be decided elegantly, quickly and fully from the parallel algebra, without it they cannot be decided at all. Much of the work that is thus accredited to René Descartes is the subject of controversy. His reputation came under attack while he was alive, attacks that have been renewed in the 350 years since his death. Even at the time of his publication of La Giomitrie, Descartes was forced to defend himself against claims that the work was in large part derived from the work of Pierre de Fermat and Frangois Vihte.

There is no doubt that Fermat compiled his work in 1629, eight years before Descartes published La Géomitrie. However, this work of Fermat did not appear in print until 1679 (posthumously, in Opera Varia), approximately thirty years after Descartes' death. The question then is whether or not Descartes had access to his fellow countryman's compilation before it being published. Fermat gave his papers to M. Despagnet around 1629, but it is unclear whether or not Despagnet circulated these works further. Descartes did not remain silent about such allegations. He vehemently defended himself, saying even that he had nothing to learn from his contemporary mathematicians, because they were unable to solve the ancient problems. And in particular he [Descartes] leaves his readers in no doubt that he did not rate the achievements of Fermat very highly.'

One may wonder whether maybe the opposite was true: could Fermat have 'borrowed' from Descartes? This possibility can be excluded. According to Scott, who appears to be a partisan of Descartes, Fermat's letters revealed his character to be of the highest moral caliber. One may also argue that had Fermat been familiar with Descartes' work. He would likely have adopted Descartes' notation, far superior to his own. There is in any case no evidence that Fermat ever saw Descartes' work before its publication, much less before his own work in 1629, nor were any such allegations ever made. Scott comes to the conclusion that 'It seems possible, therefore, that Descartes and Fermat had each made considerable progress in the new methods unconscious of what had been achieved by the other. He asserts that history has numerous examples of discoveries of great importance that were made simultaneously and independently. Frangois Vihte was another mathematician whom Descartes has been accused of robbing. In Vihte's book called, In Artem analyticem Isagoge, (1591), he uses a notational system to represent algebraic equations similar to the one employed by Descartes in La Géomitrie. T his has led to speculation that much of Descartes' accomplishments were merely restatements of work Vihte had done 45 years earlier. 'But Descartes' clumsy cosec notation, derived in all probability from Clavius' (a 16th and 17th century teacher at the Jesuit Collegio Romano in Rome) Algebra, which he had studied while in college, indicates that he was not familiar with Vihte's work at this point, for Vihte's notation is clearly superior, and had he been familiar with it he could not have favoured that of Clavius. Descartes was obliged to rediscover these relations, to formulate the problems in his own terms, and to develop his own uniformity implied through the so-called I-ness, that he had only of himself to cause in solving the problem, something he was to do in a way that went far beyond Vihte's pioneering work. On the other hand, had Descartes wanted to take credit for another's ideas, it is doubtful that he would have been so overt as blatantly to copy Vihte's notation. In this regard, Descartes wrote, 'As to the suggestion that what I have written could easily have been gotten from Vihte, the very fact that my treatise is hard to understand is due to my attempt to put nothing in it that I believed to be known by either him or anyone else . . . I begin the rules of my algebra with what Vihte wrote at the very end of his book, De emendatione aequationum . . . This does of course openly acknowledge familiarity with Vihte.

One final person declared Descartes, which on no any uncertain terms are thought of a plagiarist -John Wallis (1616-1703). Wallis repeatedly and very publicly said that the main principles of coordinate geometry had already been published in Artis Analyticf Praxis by Thom as Harriot (1560-1621). Wallis wrote in Algebra (1685), a treatise designed to promote the ideas of Harriot, which were first published in 1631, that 'Harriot hath laid the foundation on which Des Cartes hath built the greatest part of his Algebra or Geometry.'

'While there appears little doubt that Descartes did not hesitate to avail himself of the knowledge of Harriot in his treatment of equations, it is difficult to find anything in Harriot's published works to suggest that he had devoted any attention to the subject of coordinate geometry.'

How René Descartes came up with the ideas, presented in his La Géomitrie is unclear. What is clear is that regardless of the source of these ideas, La Géomitrie is a work of great importance that fuelled the adoption of the Cartesian plane and the development of analytic geometry, allowing problems of geometry to be solved by algebraic methods.

It seems only fitting to end this paper, but the way Descartes ended his La Géomitrie -with a little humour and more than a little arrogance. 'Et i'espere que nos neueux me sgauront gri, non seulement des choses que iay icy expliquies; mais aussy de celes que iay omises volontairemen [sic], affin de leur laisser le plaisir de les inuenter.' Or as David Eugene Smith and Marcia L. Latham have it: 'I hope that posterity will judge me kindly, not only as to the things that I have explained, but also as to those that I have intentionally omitted so as to leave to others the pleasure of discovery.'

'I do not believe that there exists anything in external bodies for exciting tastes, smells, and sounds, etc. except size, shape, quantity, and motion.' When Galileo proposed his doctrine of subjectivity and objectivity, as their distinction between primary and secondary qualities, was established by scientific prejudgement, in that the conceptual representation be of space, it was something geometrical and not differentiated qualitatively.

Newtonian 'absolute space' was based on a realist conception of mathematics. To Newton, mathematics, particularly geometry, is not a purely hypothetical system of propositions . . . instead geometry is nothing but a special branch of mechanics. Newton's first law of motion, which links change in motion with force requires an absolute (or inertial?) framework. It requires a distinction between absolute motion and relative motion and links force to a change in absolute motion. For example, as the train pulls away from the station, the station may appear to be moving and it can be said that the station is in relative motion to the train, but the force is acting upon the train, and it is the train that is accelerating absolutely. Newton tried to establish an absolute frame of reference for the universe defined in relation to its centre of gravity. (Not necessarily identical with the sun) Absolute spatial movement and position could then be measured in relation to that point.

But is geometry an empirical or ideal activity? For Cassirer, the most radical removal of geometry from experience had already occurred with Euclid, which was already based on figures that are removed from all possibilities of experiment. Not only the idealizations of point, line, and plane, but the idea of similar triangles, whose differences are considered inconsequential or fortunate, and become identified as the same mark, to be as respectably lacking form ordinary perception.

The mathematization of space and its representations in Cartesian grids allowed space to become more abstract and less tied to a specific set of conditions. If the axes of the grid could stand for any set of variables, then a proliferation of types could take place. But even as Descartes' discovery of analytic geometry gave the problem of space an entirely new orientation, his own metaphysics describes space as some sort of absolute thing in the form of an extended substance, not simply a certain pattern of order.

'In all the history of mathematics there are few events of such immediate and decisive importance for the shaping and development of the problem of knowledge as the discovery of the various forms of non-Euclidean geometry.' In Euclidean geometry, the axiom of the parallels states that through a given point there is one and only one parallel to a given straight line that does not go through the given point. Non-Euclidean geometry starts with the opposite axiom . . . When Riemann published 'On the Hypotheses Underlying Geometry' (1868) the axioms of Euclid, which had been regarded for centuries as the supreme example of eternal truth, now seemed to belong to an entirely different kind of knowledge. For Cassirer, 'the whole problem of the truth of mathematics, even of the meaning of truth itself, was placed in an entirely new light. Until that time, both rationalist and empiricist philosophers had agreed that the relations of mathematical ideas were rigorously necessary and unalterable. How could entirely different and wholly incongruous systems of geometry uphold the claims of truth? 'To recognize a plurality of geometries seemed to mean renouncing the unity of reason, which is its intrinsic and distinguishing feature.'

'Mathematicians appropriated space and time, and made them part of their domain, yet they did so in a rather paradoxical way. They invented spaces: non-Euclidean spaces, curved spaces, – dimensional spaces, abstract spaces (such as phase space), and so on. For example, Gerald Edelman uses the concept of a n-dimensional neural space of all potential qualia, that includes every possible discrimination between states of consciousness. For Edelman, the dimensions of this space are given by the activity of actual groups of neurons in the brain.

In this way, space became a 'mental thing' Physicists, according to Rudolf Carnap are free to choose among spatial systems according to their own requirements. He quotes Henri Poincaré's observation that no matter what observational facts are found, the physicist is free to ascribe to physical space any one of the mathematically possible geometrical structures, provided that he makes suitable adjustments in the laws of mechanics and optics and consequently in the rules for measuring. For Poincaré, 'The object of geometry is the study of a definite group, but the general idea of the group preexists, at least potentially, in our mind, having forced itself not as a form of sensibility but as a form of our understanding. All we have to do is choose among all possible groups the one that will constitute a standard for us, as it were, to which natural phenomena are referred. Experience guides us in this choice but does not dictate it; nor does it permit us to know which geometry is truer but only which is more 'useful.'

Rudolf Carnap rejects Kant's claim that geometry is a priori and synthetic. He splits geometry into mathematical geometry that is a priori because analytic and physical geometry that is synthetic and not a priori. In physics the choice of geometries becomes a pragmatic one. In his Philosophy of Space and Time, Hans Reichenbach develops this empiricist conception of geometry.

Ernst Cassirer shows Poincaré's assessment of the impact of non-Euclidean geometry as a shift in the meaning of mathematical axioms. For Cassirer, the theory of sets had shown that the different geometries were all equally true in an ideal and mathematical sense. Geometry could be defined as a theory of invariants in respect to a certain group -only properties that are characterized by an invariance with respect to certain transformations can be called 'geometrical.' While Euclidean geometry applies to a 'basic set' of rigid bodies that are freely movable in space without changing form, different transformations can be applied to different sets of objects (defined as the 'same,' with respect to a particular criterion) For Cassirer, the modern sense of axioms differs from the ancient. Axioms are no longer assertions about content that have absolute certainty. Rather they are proposals of thought that make it ready for action.

One thing that happened during the Renaissance that was of great importance for the later character of modern philosophy was the birth of modern science. Even as in the Middle Ages philosophy was often thought of as the 'handmaiden of theology,' modern philosophers have often thought of their discipline as little more than the 'handmaiden of science.' Even for those who haven't thought that, the shadow of science, its spectacular success and its influence on modern life and history, have been hard to ignore.

For a long time, philosophers as diverse as David Hume, Karl Marx, and Edmund Husserl have seen the value of their in work in the claim that they were making philosophy 'scientific.' Those claims should have ended with Immanuel Kant (1724-1804), who for the first time clearly provided a distinction between the issues that science could deal with and those that it couldn't, but since Kant's theory could not be demonstrated the same way as a scientific theory, the spell of science, even if it is only through pseudo-science, continues.

The word 'science' itself is simply the Latin word for knowledge: scientia. Until the 1840's what we now call science was 'natural philosophy,' so that even Isaac Newton's great book on motion and gravity, published in 1687, was The Mathematical Principles of Natural Philosophy (Principia Mathematica Philosophiae Naturalis). Newton was, to himself and his contemporaries, a 'philosopher.' In a letter to the English chemist Joseph Priestley written in 1800, Thomas Jefferson lists the 'sciences' that interest him as, 'botany, chemistry, zoology, anatomy, surgery, medicine, natural philosophy [this probably means physics], agriculture, mathematics, astronomy, geography, politics, commerce, history, ethics, law, arts, fine arts.' The list begins on familiar enough terms, but we hardly think of history, ethics, or the fine arts as 'sciences' anymore. Jefferson simply uses to the term to mean 'disciplines of knowledge.'

Something new was happening in natural philosophy, however, and it was called the nova scientia, the 'new' knowledge. It began with Mikolaj Kopernik (1473-1543), whom of which has in being born to a Polish name given to us in calling him Latinized to Nicolaus Copernicus. To ancient and mediaeval astronomers the only acceptable theory about the universe came to be that of egocentrism, that the Earth is the centre of the universe, with the sun, moon, planets, and stars moving around it. But astronomers needed to explain a couple of things: why Mercury and Venus never moved very far away from the sun--they are only visible a short time after sunset or before sunrise--and why Mars, Jupiter, and Saturn sometimes stop and move backwards for a while (retrograde motion) before resuming their forward motion. Believing that the heavens were perfect, everyone wanted motion there to be regular, uniform, and circular. The system of explaining the motion of the heavenly bodies using uniform and circular orbits was perfected by Claudius Ptolemy, who lived in Egypt probably during the reign of the Emperor Marcus Aurelius (161-180). His book, still known by its Arabic title, the Almagest (from Greek Tò Mégiston, 'The Greatest'), explains that the planets are fixed to small circular orbits (epicycles) which they are fixed to the main orbits. With the epicycles moving one way and the main orbits the other, the right combination of orbits and speeds can reproduce the motion of the planets as we see them. The only problem is that the system is complicated. It takes something like 27 orbits and epicycles to explain the motion of five planets, the sun, and the moon. This is called the Ptolemaic system of astronomy.

Copernicus noticed that it would make things much simpler (Ockham's Razor, that entia non sunt multiplicanda praeter nercessitatem: entities are not to be multiplied beyond necessary: A watchword for many reductionist and nominalistic philosophers) if the sun were the centre of motion rather than the earth. The peculiarities of Mercury and Venus, not explained by Ptolemy, now are explained by the circumstance that the entire orbits of Mercury and Venus are inside the Earth's orbit. They cannot get around behind the Earth to be seen in the night sky. The motion of Mars and the other planets is explained by the circumstance that the inner planets move faster than the outer ones. Mars does not move backwards; it is simply overtaken and passed by the Earth, which makes it look, against the background, as though Mars is moving backwards. Similarly, although it looks like the stars move once around the Earth every day, Copernicus figured that it was just the Earth that was spinning, not the stars. This was the Copernican Revolution. : Now this all seems obvious. But in Copernicus's day the weight of the evidence was against him. The only evidence he had was that his system was simpler. Against him was the prevailing theory of motion. Mediaeval physics had us to believe that motion was caused by 'impetus.' Things are naturally at rest. Impetus makes something move, than is less than quantified of some stretchability, leaving out the object to slow and come to rest. Something that continues moving therefore has to keep being pushed, and pushing is something you can feel. (This was even an argument for the existence of God, since something big-like God-had to be pushing to keep the heavens going.) So if the Earth is moving, why don't we feel it? Copernicus could not answer that question. Neither was there an obvious way out of what was actually a brilliant prediction: If the stars did not move, then they could be different distances from the earth. As the earth moved in its orbit, the nearer stars should appear to move back and forth against more distant stars. This is called 'stellar parallax,' but unfortunately stellar parallax is so small that it was not observed until 1838. So, at the time, supporters of Copernicus could only contend, lamely, that the stars must all be so distant that their parallax could not be detected. Yeah, sure.

Copernicus was also worried about getting in trouble with the Church. The Protestant Reformation had started in 1517, and the Catholic Church was not in any mood to have any more of its doctrines, even about astronomy, questioned. So Copernicus did not let his book be published until he lay dying.

The answers, the evidence, and the trouble for Copernicus's system came with Galileo Galilei (1564-1642). Galileo is important and famous for three things: (1) Most importantly he applied mathematics to motion. This was the real beginning of modern science. There is no math in Aristotle's Physics. There is nothing but math in modern physics books. Galileo made the change. It is inconceivable now that science could be done any other way. Aristotle had said, simply based on reason, that if one object is heavier than another, it will fall faster. Galileo tried that out and discovered that Aristotle was wrong. Aerodynamics aside, everything falls at the same rate. But then Galileo determined what that rate was by rolling balls down an inclined plane (not by dropping them off the Leaning Tower of Pisa, which is the legend). This required him to distinguish between velocity (e.g., metres per second) and acceleration (change in velocity, e.g., metres per second per second). Gravity produced an acceleration-9.8 metres per second per second. Instantly Galileo had an answer for Copernicus: simple velocity is not felt, only acceleration is. So the earth can be moving without our feeling it. Also, velocity does not change until a force changes it. That is the idea of inertia, which then replaced the old idea of impetus. All this theory was ultimately perfected by Isaac Newton (1642-1727). (2) With the objections to Copernicus's theory removed, the case was completed with positive evidence. Around 1609 it was discovered in the Netherlands that putting two lenses (which had been used since the 13th century as eye glasses) together made distant objects look close. Galileo heard about this and he produced the first astronomical quality telescope. With his telescope he saw several things: (1) the Moon had mountains and valleys. This upset the ancient notion that the heavens, including the Moon, which was completely unlike the Earth. (2) The Planets all showed disks and were not points of light like stars. (3) Jupiter had four moons. This upset the argument, which had been used against Copernicus, that there could only be one centre of motion in the universe. Now there were three (the Sun, Earth, and Jupiter). (4) There were many more stars in the sky than could be seen with the naked eye. The Milky Way, which was always just a glow, was itself composed of stars. And finally (5) Venus went through phases like the Moon. That vindicated Copernicus, for in the Ptolemaic system Venus, moving back and forth at the same distance between the Earth and the Sun, would only go from crescent too crescent. It would mostly have its dark side turned to us. With Copernicus, however, Venus goes around on the other side of the Sun and so, in the distance, would show us a small full face. As it comes around the Sun toward the Earth, we would see it turn into a crescent as the disk grows larger. Those are the phases, from small full too large crescent, that Galileo saw. The only argument that could be used against him was that the telescope must be creating illusions. In fact it was not well understood why a telescope worked. Some people looked at stars and saw two instead of one. That seemed to prove that the telescope was unreliable. Soon it was simply accepted that many stars are double. They still are. (3) With his evidence and his arguments, Galileo was ready to prove the case for Copernican astronomy. He had the support of the greatest living astronomer, Johannes Kepler (1571-1630), but not the Catholic Church. He had been warned once to watch it, but then a friend of his became Pope Urban VIII (1623-1644). The Pope agreed that Galileo could write about both Ptolemaic and Copernican systems, setting out the arguments for each. Galileo wrote A Dialogue on the Two Principal Systems of the World (1632). Unfortunately, the representative of the Ptolemaic system in the dialogue was made to appear foolish, and the Pope thought it was a caricature of himself. Galileo was led before the Inquisition, 'shown the instruments of torture,' and invited to recant. He did, but was kept under house arrest for the rest of his life. Nevertheless, it was too late. No serious astronomer could ever be a geocentrist again, and the only discredit fell against the Church.

Descartes is justly regarded as the Father of Modern Philosophy. This is not because of the positive results of his investigations, which were few, but because of the questions that he raised and problems that he created, problems that have still not been answered to everyone's satisfaction: particularly the Problem of Knowledge and the Mind-Body Problem. And in a day when philosophy and science were not distinguished from each other, Descartes was a famous physicist and mathematician as well as a philosopher. Descartes' physics was completely overthrown by that of Newton, so we do not much remember him for that. But Descartes was a great mathematician of enduring importance. He originated analytic geometry, where all of the algebra can be given geometrical expression. Like Galileo combining physics and mathematics, this also combined two things that had previously been apart, arithmetic and geometry. The modern world would not be the same without graphs of equations. Rectangular coordinates for graphing are still called Cartesian coordinates (from Descartes' name: des Cartes). Seeing Descartes as a mathematician explains why he was the kind of philosopher that he was. Now it is hard to reconcile Descartes' status as a scientist and the inspiration he derived from Galileo and others with his clear distrust of experience. Isn't science about experience? We might think so. But the paradox of modern science is its dependence on mathematics. Where does mathematics come from? What makes it true? Many mathematicians will still answer like Plato, but that certainly has little to do with experience. So Descartes belongs to this puzzling, mathematical side of science, not to the side concerned with experience.

Meditations on First Philosophy is representative of his thought. 'First philosophy' simply means what is done first in philosophy. The most important thing about Descartes as a philosopher is that 'first philosophy' changed because of what he did. What stood first in philosophy since Aristotle was metaphysics. Thus the first question for philosophy to answer was about what is real. That decided, everything else could be done. With such an arrangement we can say that philosophy function with Ontological Priority. In the Meditations we find that questions about knowledge come to the fore. If there are problems about what we can know, then we may not even be able to know what is real. But if questions about knowledge must be settled first, then this establishes Epistemological Priority for philosophy. Indeed, this leads to the creation of the Theory of Knowledge, Epistemology, as a separate discipline within philosophy for the first time. Previously, knowledge had been treated as falling in the domain of Aristotle's logical works (called, as a whole, the Organon), especially the Posterior Analytics. Modern philosophy has been driven by questions about knowledge. It begins with two principal traditions, Continental Rationalism and British Empiricism. The Rationalists, including Descartes, believed that reason was the fundamental source of knowledge. Empiricist’s believed that experience was emptily epistemologically prioritized and seemingly makes possibly of what has in becoming a very common phenomenon, in that of modern philosophy: Denying that metaphysics are possible at all, or become even that metaphysical questions mean anything. That can happen when epistemology draws the limits of knowledge, or the limits of meaning, so tight that metaphysical statements or questions are no longer allowed.

The most important issues get raised in the first three of the six Meditations. In the first meditation Descartes begins to consider what he can know. He applies the special method that he has conceived (about which he had already written the Discourse on Method), known as 'methodical doubt.' As applied, methodical doubt has two steps: (1) doubt everything that can be doubted, and (2) don't accept anything as known unless it can be established with absolute certainty. Today Descartes is often faulted for requiring certainty of knowledge. But that was no innovation with him: ever since Plato and Aristotle, knowledge was taken to imply certainty. Anything without certainty would just be opinion, not knowledge. The disenchantment with certainty today has occurred just because it turned out to be so difficult to justify certainty to the rigour that Descartes required. Logically the two parts of methodical doubt are very similar, but in the Meditations they are procedurally different. Doubt does its job in the first meditation. Descartes wonders what he can really know about a piece of matter like a lump of wax. He wonders if he might actually be dreaming instead of sitting by the fireplace. Ultimately he wonders if the God he has always believed in might actually be a malevolent Demon capable of using his omnipotence to deceive us even about our own thoughts or our own existence. Thus, there is nothing in all his experience and knowledge that Descartes cannot call into doubt. The junk of history, all the things he ever thought he had known, gets swept away.

Ever since the Meditations, Descartes' Deceiving Demon has tended to strike people as a funny or absurd idea. Nevertheless, something far deeper and more significant is going on in the first meditation than we might think. It is a problem about the relation of causality to knowledge. The relation of cause to effect had been of interest since Aristotle. There was something odd about it. Given knowledge of a cause (and of the laws of nature), we can usually predict what the effect will be. Touch the hot stove, and you'll get burned. Step off a roof, and you'll fall. But given the effect, it is much more difficult to reason backwards to the cause. The arson squad shows up to investigate the cause of a fire, but that is not an easy task: many things could have caused the fire, and it is always possible that they might not be able to figure out at all what the cause was. The problem is that the relation between cause and effect is not symmetrical. Given a cause, there will be one effect. But given an effect, there could have been many causes able to produce the same effect. And even if we can't predict the effect from the cause. We can always wait around to see what it is. But if we can't determine the cause from the effect, time forever conceals it from us. This feature of causality made for some uneasiness in mediaeval Western, and even in Indian, philosophy. Many people tried to argue that the effect was contained in the cause, or the cause in the effect. None of that worked, or even made much sense.

With Descartes, this uneasiness about causality becomes a terror in relation to knowledge: for, in perception, what is the relation of the objects of knowledge to our knowledge of them? Cause to effect. Thus what we possess, our perceptions, are the effects of external causes. In thinking that we know external objects, we are reasoning backwards from effect to cause. Trouble. Why couldn't our perceptions have been caused by something else? Indeed, in ordinary life we know that they can be. There are hallucinations. Hallucinations can be caused by a lot of things: fever, insanity, sensory deprivation, drugs, trauma, etc. Descartes' Deceiving Demon is more outlandish, but it employs the same principle, and touches the same raw nerve. That raw nerve is now known as the Problem of Knowledge: How can we have knowledge through perception of external objects? There is no consensus on how to solve this even today. The worst thing is not that there haven't been credible solutions proposed. There have been, but that the solutions should explain why perception is so obvious in ordinary life. Philosophical explanations are usually anything but obvious, however, there is not or anyone sensible person, not even Descartes, really doubts that external objects are there. This is why modern philosophy became so entered on questions about knowledge: it is the Curse of Descartes.

In the second meditation, Descartes wants to begin building up knowledge from the wreckage of the first meditation. This means starting from nothing. Such an idea of building up knowledge from nothing is called Foundationalism and is one of the mistakes that Descartes makes. Descartes does not and cannot simply start from nothing. Nevertheless, he gets off to a very good start: he decides that he cannot be deceived about his own existence, because if he didn't exist, he wouldn't be around to worry about it. If he didn't exist, he wouldn't be thinking; so if he is thinking, he must exist. This is usually stated in Latin: Cogito ergo sum, 'I think therefore I am.' That might be the most famous statement in the history of philosophy, although it does not seem to occur in that form in the Meditations.

But there is more to it than just Descartes' argument for his own existence. Thinking comes first, and for Descartes that is a real priority. The title of the second meditation actually says, 'the mind is better known than the body, and the Cogito ergo sum makes Descartes believe, not just that he has proven his existence, but that he has proven his existence as a thinking substance, a mind, leaving the body as some foreign thing to worry about later? That does not really follow, but Descartes clearly thinks that it does and consequently doesn't otherwise provide any special separate proof for the existence of the soul. In the end Descartes will believe that there are two fundamental substances in the world, souls and matter. The essence of soul for him, the attribute that makes a soul what is it, is thinking. The essence of matter for him (given to us in the fifth meditation), the attribute that makes matter what is it, is extension, i.e., that matter takes up space. This is known as Cartesian Dualism that there are two kinds of things. It is something else that people have thought funny or absurd since Descartes. The great difficulty with it was always how souls and their bodies, made of matter, interact or communicate with one another. In Descartes' own physics, forces are transferred by contact; least of mention, the soul, which is unextended and so has no surface, in that might one say is that it is only matter holding to extension, and, cannot contact the body. It holds accountably for reasons from which are to maintain that there is no surface with which to press. The body cannot even hold the soul within it, since the soul has nothing to press upon or carry it along with the body. Problems like this occur whenever the body and soul are regarded as fundamentally different kinds of realities.

At the present time, it might seem easy to say that the body and soul communicate by passing energy back and forth, of these we might by their unexpressed principle for oscillating requirements deem necessarily for any, and, if not all, for acquiring everyone achievement. Still, might that we behold upon the proximity, for which at any given time can give as a presence upon their aforesaid bearings, because in of each are they that combine of combinations that await to the future. Justly, the presence of real energy in the soul would make it detectable in the laboratory: any kind of energy produces some heat (toward which all energy migrates as it becomes more random, i.e., as energy obeys the laws of the conservation of energy and of entropy), and heat or the radiation it produces (all heat produces electromagnetic radiation) can be detected. But, usually, a theory of the soul wants it to be some kind of thing that cannot be detected in a laboratory--in great measure because souls have not been detected in a laboratory.

Nevertheless, Descartes' problem is not just confusion or a superstition. Our existence really does seem different from the inside than from the outside. From the inside there is consciousness, experience, colours, music, memories, etc. From the outside there is just the brain: gray goo. How do those two go together? That is the enduring question from Descartes: The Mind-Body Problem. As with the Problem of Knowledge, there is no consensus on a satisfactory answer. To ignore consciousness, as happens in Behaviourism, or to dismiss consciousness as something that is merely a transient state of the material brain, is a kind of reductionism, i.e., to say the one thing is just a state or function of another even though they may seem fundamentally different and there may be no-good reason why we should regard that one thing is more real than of another having less. Much of the talk about the Mind-Body Problem in the 20th century has been reductionistic, starting with Gilbert Ryle's Concept of Mind, which said that 'mind is to body as kick is to leg.' A kick certainly doesn't have much reality apart from a leg, but that really doesn't capture the relationship of consciousness to the body or to the brain. When the leg is kicking, we see the leg. But when the brain is 'minding,' we don't see the brain, and the body itself is only represented within consciousness. Internally, there is no reason to believe the mind is even in the brain. Aristotle and the Egyptians thought that consciousness was in the heart. In the middle of dreaming or hallucinations, we might not be aware of our bodies at all.

At the end of the second mediation Descartes may reasonably be said to have proven his own existence, but the existence of the body or of any other external objects is left hanging. If nothing further can be proven, then each of us is threatened with the possibility that I am the only thing that exists. This is called solipsism, from Latin solus, 'alone' (sole), and ipse, 'self.' Solipsism is not argued, advocated, or even mentioned by Descartes, but it is associated with him because both he and everyone after him have so much trouble proving that something else does exist.

The third meditation for Descartes' next step was to try in restoring the common sense view as the limit point of knowledge. Even though he is ultimately aiming to show that external objects and the body exist, he is not able to go at that directly. Instead that where for Descartes the attempts to prove the existence of God. This is surprising, since the existence of objects seems much more obvious than the existence of God. All the same, Descartes, methodological work within the spirit of his mathematics, he lead us beyond the gathering the guilt of a conscience frame of mind or any such given to reference. Thereupon, the absence from which are foregathering toward an oftentimes overflowing emptiness he thinks that a pure rational proof of something he can't see is better than no proof of something he can.

Descartes' proof for God is not original. It is a kind of argument called the Ontological Argument (named that by Immanuel Kant, 1724-1804). It is called 'ontological' because it is based on an idea about the nature of God's existence: that God is a necessary being, i.e., it is impossible for him not to exist. We and everything else in the universe, on the other hand, are contingent beings; it is possible for us not to exist, and in the past (and possibly in the future) we have indeed not existed. But if God is a necessary being, then there must be something about his nature that necessitates his existence. Reflecting on this, a mediaeval Archbishop of Canterbury, St. Anselm (1093-1109), decided that all we needed to prove the existence of God was the proper definition of God. With such a definition we could understand how God's nature necessitates his existence. The definition Anselm proposed was, that God is that which is no greater than he is less, as he ironically can be of his own receptive conceivability. Lesser than great and greater than he is less, each is to denote by him that relinquishes all valuing qualities as these are to distinguish upon all given quantities, in that of or in or even how it is given amongst us, that we have to preconceive in all that is consistently proper and directorially placed through the disposition fields of force, for which each is to control by his travelling navigation, into that of which is True and Right. The argument then follows: If we conceive of a non-existing God, we must always ask, 'Can something greater than this be conceived?' The answer will clearly be 'Yes'; for a God that is existing would be greater than a nonexistent God. Therefore, we can only conceive of God as existing; so God exists.

This simple argument has mostly not found general favour. The definitive criticism was given by St. Thomas Aquinas (who otherwise thought that there were many ways to prove the existence of God): things cannot be 'conceived' into existence. Defining a concept is one thing, proving that the thing exists is another. The principle involved is that, Existence is not a predicate, i.e., existence is not like other attributes or qualities that are included in definitions. Existence is not part of the meaning of anything. Most modern philosophers have agreed with this, but every so often there is an oddball who is captivated by Anselm. Descartes was such an oddball.

Descartes' argument for God is not even as good as Anselm's. It runs something like this: I have in my mind an idea of perfection; Degrees of perfection correspond to degrees of reality; Every idea I have must have been caused by something that is at least as real [in objective reality, what Descartes calls 'formal reality' as what it is that the idea represents [in the subjective reality of my mind, what Descartes confusingly calls 'objective reality'; Therefore, every idea I have must have been caused by something that is at least as perfect as what it is that the idea represents; Therefore, my idea of perfection must have been caused by the perfect thing; Therefore, the perfect thing exists. By definition the perfect thing is God; Therefore, God exists.

Descartes uses 'perfection' instead of Anselm's 'greatness.' The difficulties with the argument are, first, that the second premise is most questionable. Most Greek philosophers starting with Parmenides would have said that either something exists or it doesn't. 'Degrees' of reality is a much later, in fact Neoplatonic, idea. The second problem is that the third premise is convoluted and fishy in the extreme. It means that Descartes is forced into arguing that our idea of infinity must have been caused by an infinite thing, since an infinite thing is more real than we could ever conceive, or anything in us. But it seems obvious enough that our idea of infinity is simply the negation of finitude: the non-finite. The best that Descartes can ever do in justifying these two premises is arguing that he can conceive them 'clearly and distinctly' or 'by the light of nature.' 'To remove obstructions from and appreciably abstractive ideas,' are how Descartes claims something is self-evident, and something is self-evident if we know it to be true just by understanding it's meaning. That is very shaky ground in Descartes' system, for we must always be cautious about things that the Deceiving Demon could deceive us into believing. The only guarantee we have that our clear and distinct ideas are in fact true and reliable is that God would not deceive us about them. But then the existence of God is to be proven just in order that we can prove God reliable. Assuming the reliability of clear and distinct ideas so as to prove that God is reliable, so as to prove that clear and distinct ideas are reliable, makes for a logically circular argument: we assume what we wish to prove.

Descartes' argument for God violates both logic and his own method. In sweeping away the junk of history through methodical doubt, Descartes wasn't supposed to use anything from the past without justifying it. He is already violating that in the second mediation just by using concepts like 'substance' and 'essence,' which are technical philosophical terms that Descartes has not made up himself. In the third meditation Descartes' use of the history of philosophy explodes out of control: technical terminology ('formal cause,' etc.) flies thick and fast, the argument itself is inspired by Anselm, and the whole process is very far from the foundational program of starting from nothing. All by itself, it looks like a good proof of how philosophy cannot start over from anything.

With the existence of God, presumably, proven, Descartes wraps’ things up in the sixth meditation: if God is the perfect thing, then he would not deceive us. That wouldn't be perfect. On the other hand, when it comes to our perceptions, God has set this all up and given us a very strong sense that all these things that we see are there. So, if God is no deceiver, these things really must be there. Therefore, external objects ('corporeal things') exist. Simple enough, but fatally flawed if the argument for the existence of God is itself defective.

In the fourth and fifth meditation Descartes does some tidying up. In the fourth he worries why there can be falsehood if God is reliable. The answer is that if we stuck to our clear and distinct ideas, there would be no falsehood, upwards to this point our ambitions leap beyond those limits, so falsehood exists and is our own fault. Descartes does come to believe that all our clear and distinct ideas are innate: they are packed into the soul on its creation, like a box lunch. Most important is the idea of perfection, or the idea of God, itself, which is then rather like God's hallmark on the soul. Once we notice that idea, then life, the universe, and everything falls into place. Thus, Descartes eventually decides that the existence of God is better known to him than his own existence, even though he was certain about the latter first.

The fifth meditation says it is about the 'essence' of material things. That is especially interesting since Descartes supposedly doesn't know yet whether material things existed. It's like, even if they don't exist, he knows what they are. That is Descartes the mathematician speaking. Through mathematics, especially geometry, he knows what matter is like--extended, etc. He even knows that a vacuum is impossible: extended space is the same thing as material substance. This is the kind of thing that makes Descartes look very foolish as a scientist. But the important point, again, is not that Descartes is unscientific, but that he chose to rely too heavily on the role of mathematics in the nova scientia that Galileo had recently inaugurated. Others, like Francis Bacon (1561-1626), had relied too heavily on the role of observation in explaining the new knowledge. Bacon wasn't a scientist, or a mathematician, at all. Descartes was. It really would not be until our own time that some understanding would begin to emerge of the interaction and interdependency between theory and observation, mathematics and experience in modern science. Even now the greatest mathematicians (e.g., Kurt Gödel, 1906-1978) have a tendency by which are the kinds of Platonists.

Italian physicist and astronomer, the founder of experimental science. In a world dominated by the dogmatic enforcement of the teachings of Aristotle, Galileo used the systematic application of the experimental method to formulate the most basic laws of mechanics -inertia and the principle of the relativity of motion. By applying the telescope to observation of the skies, Galileo proved the validity of Copernicus's heliocentric system. Galileo thus developed a scientific method based on observation, experiment and the method of induction and a mechanical, causal conception of Nature. Concurring of our agreement, which we would agree, only for which is well to know that we know very well that Galileo suffered severe repression from the Church for his views, and was forced to write God into his system.

A good exposition of his works can be found in 'The Galileo Affair,' which collects a series of letters and statements by Galileo with the documents of the Inquisition demanding that Galileo recant and affirm the literal interpretation of the Bible upheld by the Inquisitors. The final document is Galileo's 'self-criticism'

In 1600, the great Italian materialist philosopher, Giodarno Bruno, had been burnt at the stake for, among other things, upholding the Copernican conception of the Heliocentric universe, and despite the fact that Copernicus had been commissioned by the Church to formulate a better method of predicting the movement of the heavens in order to overcome defects in the Calendar, he was also forced to recant.

Not only are Galileo's arguments in defence of the Copernican view compelling to the point where it is difficultly for us to comprehend today how the Inquisitors could withstand them, but Galileo also demonstrates that they may silence him in vain, for conditions of life in Europe were leading ever more people to observe with their own eyes the movement and form of the heavenly bodies, and more people were coming to the same conclusions as he, and the Church would do well to stay away from anything that might prove liable to refutation by empirical observation or naturalistic reason.

The profundity of Galileo's understanding of the nature and tasks of natural science is astounding. Not only does he present the argument in favour of the Heliocentric System with a fine balance of empirical evidence and the evidence of Reason, but he very explicitly rejects the 'compromise' offered him -to admit that the heliocentric assumption is made solely 'for the convenience of organising the observations,' and not at all a statement that material bodies actually move in this way, outside of human perception! Right at the very beginning of the development of natural science then, we see its greatest advocate recognising positivism in the camp of theology! On the contrary, he says, astronomers have to reduce the positions calculated on the basis of a theory of objective heliocentric motion to lines-of-sight referred to the point of view of an Earthly observer in order to be able to utilise the mass of experimental data, all of which is made by Earth-bound human observers -in other words the germs of the twentieth century Principle of Correspondence, used by Einstein in his formulation of the Special Theory of Relativity.

Also, we see a clear formulation of the principle of relativity, and the conception of the distinction between Essence and Appearance, in so far as Galileo distinguishes between the 'idealised' motion and the minor 'deviations' from that trajectory. Galileo also did fundamental work on mechanics, rolling balls down inclined slopes and timing them with a very primitive 'stop watch.' The Problem of the Subject Matter and Sources of Logic is a most promising means of resolving any scientific problem is the historical approach to it. In our case this approach proves a very essential one. The fact is that what are now called logic are doctrines that differ considerably in their understanding of the boundaries of this science. Each of them, of course, lays claim not so much simply to the title as to the right to be considered the sole modern stage in the development of world logical thought. That, therefore, is why we must go into the history of the matter.

The term ‘logic’ was first introduced for the science of thinking by the Stoics, who distinguished by it only that part of Aristotle’s actual teaching that corresponded to their own views on the nature of thinking. The term itself was derived by them from the Greek word logos (which literally means ‘the word’), and the science so named was very closely related to the subject matter of grammar and rhetoric. The mediaeval scholastics, who finally shaped and canonised the tradition, simply converted logic into a mere instrument (organon) for conducting verbal disputes, a tool for interpreting the texts of the Holy Writ, and a purely formal apparatus. As a result not only did the official interpretation of logic become discredited, but also it’s very name. The emasculated ‘Aristotelean logic’ therefore also became discredited in the eyes of all leading scientists and philosophers of the new times, which is the reason why most of the philosophers of the sixteenth to eighteenth century generally avoided using the term ‘logic’ as the name for the science of thought intellect, and reason.

Recognition of the uselessness of the official, formal, scholastic version of logic as the organon of real thought and of the development of scientific knowledge was the leitmotif of all the advanced, progressive philosophers of the time. ‘The logic now in use serves rather to fix and give stability to the errors that have their foundation in commonly received notions than to help the search after truth. So it does more harm than good,’ Francis Bacon said [Novum Organum] ‘I observed in respect to Logic,’ said Descartes, ‘that the syllogisms and the greater part of the other teaching served better in explaining to others those things that one knows (or like the art of Lully, in enabling one to speak without judgment of those things of which one is ignorant) than in learning what is new.’ [Discourse on Method, and John Locke suggested that ‘syllogism, at best, be but the Art of fencing with the little knowledge we have, without making any Addition to it.’. [An Essay Concerning Human Understanding] On this basis Descartes and Locke considered it necessary to classify all the problems of the old logic in the sphere of rhetoric. And insofar as logic was preserved as a special science, but it was unanimously treated not as the science of thinking but as the science of the correct use of words, names, and signs. Hobbes, for example, developed a conception of logic as the calculation of word signs.

In concluding his Essay Concerning Human Understanding, Locke defined the subject matter and task of logic as follows: ‘The business [of logic] is to consider the nature of signs the mind makes use of for the understanding of things, or conveying its knowledge to others.’ He treated logic as ‘the doctrine of signs’, i.e., as semiotics.

But philosophy, fortunately, did not jell at that level. The best brains of the period understood very well that it might be all right for logic to be interpreted in that spirit, but not for the science of thinking. True, in general, the representatives of purely mechanistic views of the world and of thinking held such a view of logic. Since they interpreted objective reality in an abstract, geometrical way (i.e., only purely quantitative characteristics were considered objective and scientific), the principles of thinking in mathematical science merged in their eyes with the logical principles of thinking in general, a tendency that took final form in Hobbes.

The approach of Descartes and Leibniz was much more careful. They too took to the idea of creating ‘universal mathematics’ in place of the old, ridiculed, and discredited logic. They dreamed of instituting a universal language, a system of terms strictly and unambiguously defined, and therefore admitting of purely formal operations in it.

Both Descartes and Leibniz, unlike Hobbes, were well aware of the difficulties of principal standing in the way of realising such an idea. Descartes understood that the definition of terms in the universal language could not be arrived at by amicable agreement, but must only be the result of careful analysis of the simple ideas, the bricks, from which the whole intellectual edifice of man was built. That the exact language of ‘universal mathematics’ could only be something derived from ‘true philosophy’. Only then would one succeed in replacing thinking about the things given in reflection or imagination (i.e., in the terminology of the day, in contemplation) and in general in people’s real sense experience by a kind of calculus of terms and statements, and in drawing conclusions and inferences as infallible as the solutions of equations.

In supporting this point of Descartes’, Leibniz categorically limited the field of application of the ‘universal mathematics’ solely to those things that belonged to the sphere of the powers of imagination. The ‘universal mathematics’ should also, in his view, be only (so to say) a logic of the powers of imagination. But that was precisely why all metaphysics was excluded from its province, and such things as thought, and action, and the field of ordinary mathematics, commensurate only in reason. A very essential reservation! Though, in any case, thus remained outside the competence of the ‘universal mathematics’.

It is not surprising that Leibniz, with unconcealed irony, classified Locke’s treatment of logic, by which it was understood as a special doctrine of signs, as purely nominalist. Leibniz revealed the difficulties associated with such an understanding of logic. Above all, he said, the ‘science of reasoning, of judgments and inventions, seems very different from recognition of the etymologies and usage of words, which is something indeterminable and arbitrary. One must, moreover, when one wants to explain words, make an excursion into the sciences themselves as was seen in dictionaries. One must not, on the other hand, engage in a science without at the same time giving a definition of the terms.

Instead of the threefold division of philosophy into different sciences (logic, physics, and ethics) that Locke had taken over from the Stoics, Leibniz therefore suggested speaking of three different aspects, under which the same knowledge, the same truth, would function, namely theoretical (physics), practical (ethics), and terminological (logic). The old logic thus corresponded simply to the terminological aspect of knowledge, or, as Leibniz put it, ‘arrangement by terms, as in a handbook’. Such systematisation, of course, even the best, was not a science of thought, because Leibniz had a more profound appreciation of thinking. And he classed the true doctrine of thought as metaphysics, in this sense following Aristotle’s terminology and the essence of his logic, and not the Stoics.

But why should be thought be investigated within the framework of ‘metaphysics’? It was not a matter, of course, of indicating to which ‘department’ the theoretical understanding of thought ‘belonged’, but of a definite way of approaching the solution of an essential philosophical problem. And the difficulty constantly facing every theoretician lies in understanding what it is that links knowledge (the totality of concepts, theoretical constructions, and ideas) and its subject matter together, and whether the one agrees with the other, and whether the concepts on which a person relies correspond to something real, lying outside his consciousness? And can that, in general, be tested? And if so, how?

The problems are really very complicated. An affirmative answer, for all its seeming obviousness, is not quite so simple to prove, and as for a negative answer, it proves possible to back it up with very weighty arguments, such as that, since an object is refracted in the course of its apprehension through the prism of the ‘specific nature’ of the organs of perception and reason, we know any object only in the form it acquires as a result of this refraction. The ‘existence’ of things outside consciousness is thus by no means necessarily rejected. One thing ‘only’ is rejected, the possibility of verifying whether or not such things are ‘in reality’ as we know and understand them. It is impossible to compare the thing as it is given in consciousness with the thing outside consciousness, because it is impossible to compare what I know with what I don’t know, what I do not see, what I do not perceive, what I am not aware of. Before I can compare my idea of a thing with the thing, I must also be aware of the thing, i.e., must also transform it into an idea. As a result I am always comparing and contrasting only ideas with ideas, although I may think that, I am comparing the idea with the thing.

Only similar objects, naturally, can be compared and contrasted. It is senseless to compare bushels and rods, poles, or perches, or the taste of steak and the diagonal of a square. And if, all the same, we want to compare steaks and squares, then we will no longer be comparing ‘steak and ‘square’ but two objects both possessing a geometrical, spatial form. The ‘specific’ property of the one and of the other cannot in general be involved in the comparison.

‘What is the distance between the syllable A and a table? The question would be nonsensical. In speaking of the distance of two things, we speak of their difference in space . . . Thus we equalise them for being both existences of space, and only after having them equalised sub specie spati [under the aspect of space] we distinguish them as different points of space. To belong to space is their unity. In other words, when we wish to establish a relation of some sort between two objects, we always compare not the ‘specific’ qualities that make one object ‘syllable A’ and the other a ‘table’, ‘steak’, or a ‘square’, but only those properties that express a ‘third’ something, different from their existence as the things enumerated. The things compared are regarded as different modifications of this ‘third’ property common to them all, but inherent in them as it were. So if there is no ‘third’ in the nature of the two things common to them both, the very differences between them become quite senseless.

In what are such objects as ‘concept’ (‘idea’) and ‘thing’ related? In what special ‘space’ can. they be contrasted, compared, and differentiated? Is there, in general, a ‘third’ thing in which they are ‘one and the same’, in spite of all their directly visible differences? If there is no such common substance, expressed by different means in an idea and in a thing, it is impossible to establish any intrinsically necessary relationship between them. At best we can ‘see’ only an external relation in the nature of that which was once established between the position of luminaries in the heavens and events in personal lives, i.e., relations between two orders of quite heterogeneous events, each of which proceeds according to its own, particular, specific laws. And then Wittgenstein would be right in proclaiming logical forms to be mystical and inexpressible.

But in the case of the relationship between an idea and reality there is yet another difficulty. We know where the search for some sort of special essence can and does lead, an essence that would, at this point, may, as perhaps, be an occupant for whom a finding peculiarity, and, might have not been confronted for any given contributive idea and justly by virtue of its character that is characterized for not being functionally distributed by some material reality, but would constitute their common substance, the ‘third’ that appears one time as an idea and another time for being. For an idea and being mutually exclusive concepts. That which is an idea is not being, and vice versa. How, then, in general, can they be compared? In what, in general, can the basis of their interaction be, what is that in which they are ‘one and the same’?

This difficulty was sharply expressed in its naked logical form by Descartes. In its general form, it is the central problem of any philosophy whatsoever, the problem of the relationship of ‘thought’ to the reality existing outside it and independently of it, to the world of things in space and time, the problem of the coincidence of the forms of thought and reality, i.e., the problem of truth or, to put it in traditional philosophical language, the ‘problem of the identity of thought and being’.

It is clear to everyone that ‘thought’ and ‘things outside thought’ are far from being one and the same. It is not necessary to be a philosopher to understand that. Everyone knows that it is one thing to have a hundred roubles (or pounds, or dollars) in one’s pocket, and another to have them only in one’s dreams, only in one’s thoughts. The concept obviously is only a state of the special substance that fills the brain box (we could go on, furthermore, explaining this substance as brain tissue or even as the very thin ether of the soul keeping house there, as the structure of the brain tissue, or even as the formal structure of inner speech, in the form of which thinking takes place inside the head); each latent subject is outside the head, in the space beyond the head, and is something quite other than the internal state of thought, ideas, the brain, speech, etc.

In order to understand such self-evident things clearly, and to take them into consideration, it is not generally necessary to have Descartes’ mind; however, it is necessary to have its analytical rigour in order to define the fact that thought and the world of things in space are not only and not simply different phenomena, but are also directly opposite.

Descartes’ clear, consistent intellect is especially needed in order to grasp the problem arising from this difficulty, namely, in what way do these two worlds (i.e., the world of concepts, of the inner states of thought, on the one hand, and the world of things in external space, on the other hand) nevertheless, to agree with each other?

Descartes expressed the difficulty as follows. If the existence of things is determined through their extension and if the spatial, geometric forms of things are the sole objective forms of their existence outside the subject, then thinking is not disclosed simply through its description in forms of space. The spatial characteristic of thinking in general has no relation to its specific nature. The nature of thinking is disclosed through concepts that have nothing in common with the expression of any kind of spatial, geometric image. He also expressed this view in the following way: though and extension are really two different substances, and a substance is that which exists and is defined only through itself and not through something else. There is nothing common between thought and extension that could be expressed in a special definition. In other words, in a series of definitions of thought there is not a single attribute that could be part of the definition of extension, and vice versa. But if there is no such common attribute it is also impossible to deduce being rationally from thought, and vice versa, because deduction requires a ‘mean term’, i.e., a term such as might be included in the series of definitions of the idea and of the existence of things outside consciousness, outside thought. Thought and being cannot in general come into contact with one another, since their boundary (the line or even the point of contact) would then also be exactly that which simultaneously both divides them and unites them.

In view of the absence of such a boundary, thought cannot, . . . limit the extended thing, nor the thing the mental expression. They are free, as it were, to penetrate and permeate each other and nowhere encountering a boundary. Though as such cannot interact with the extended thing, nor the thing with thought; each revolves within itself.

Straightly unmentionable some problem springs into the lead: how then are thought and bodily functions united in the human individual? That they are linked is an obvious fact. Man can consciously control his spatially determined body among other such bodies, his mental impulses are transformed into spatial movements, and the movements of bodies, causing alterations in the human organism (sensations) are transformed into mental images. That means that thought and the extended body interact in some way after all. But how? What is the nature of the interaction? How do they determine, i.e., delimit, each other?

How does it come about that a trajectory, drawn by thought in the plane of the imagination, for example a curve described in its equation, proves to be congruent with the geometrical contours of the same curve in real space? It means that the form of the curve in thought (i.e., in the form of the ‘magnitude’ of the algebraic signs of the equation) is identical with a corresponding curve in real space, i.e., a curve drawn on paper in a space outside the head. It is surely one and the same curve, only the one is in thought and the other in real space; therefore, acting in accordance with thought (understood as the sense of words or signs), I simultaneously act in the strictest accord with the shape (in this case the geometrical contour) of a thing outside thought.

How can that be, if ‘the thing in thought’ and ‘the things outside thought’ are not only ‘different’ but are also absolutely opposite? For absolutely opposite means exactly this: not having anything in ‘common’ between them, nothing identical, not one attribute that could at once be a criterion of the concept ‘thing outside thought’ and of the concept ‘thing in thought’, or ‘imagined thing’. How then can the two worlds conform with one another? And, moreover, not accidentally, but systematically and regularly, these two worlds that have absolutely nothing in common, nothing identical? That is the problem around which all Cartesians spin, Descartes himself, and Geulincx, and Malebranche, and the mass of their followers.

Malebranche expressed the principal difficulty arising here in his own witty way, as follows: during the siege of Vienna, the defenders of the city undoubtedly saw the Turkish army as ‘transcendental Turks’, but those killed were very real Turks. The difficulty here is clear; and from the Cartesian point of view on thought it is absolutely insoluble, because the defenders of Vienna acted, i.e., aimed and fired their cannonballs in accordance with the image of Turks that they had in their brains, in accordance with ‘imagined’, ‘transcendental Turks’, and with trajectories calculated in their brains; and the shots fell among real Turks in a space that was not only outside their skulls, but also outside the walls of the fortress.

How does it come about that two worlds having absolutely nothing in common between them are in agreement, namely the world ‘thought of’, the world in thought, and the real world, the world in space? And why? God knows, answered Descartes, and Malebranche, and Geulincx; from our point of view it is inexplicable. Only God can explain this fact. He makes the two opposing worlds agree. The concept God’ comes in here as a ‘theoretical’ construction by which to express the obvious but quite inconceivable fact of the unity, congruence, and identity perhaps, of phenomena that are absolutely contrary by definition. God is the ‘third’ which, as the ‘link’, unites and brings into agreement thought and being, ‘soul’ and ‘body’, ‘concept’ and ‘object’, action in the plane of signs and words and action in the plane of real, geometrically defined bodies outside the head.

Having come directly up against the naked dialectical fact that ‘thought’ and ‘being outside thought’ are in absolute opposition, yet are nevertheless in agreement with one another, in unity, in inseparable and necessary interconnection and interaction (and thus subordinated to some higher law and moreover, one and the same law), the Cartesian school capitulated before theology and put the inexplicable (from their point of view) fact down to God, and explained it by a ‘miracle’, i.e., by the direct intervention of supernatural powers in the causal chain of natural events.

Descartes, the founder of analytical geometry, could therefore not explain in any rational way whatever the reason for the algebraic expression of a curve by means of an equation ‘corresponding’ to the spatial image of this curve in a drawing. They could not, indeed, manage without God, because according to Descartes, actions with signs and on the basis of signs, in accordance only with signs (with their mathematical sense), i.e., actions in the ether of ‘pure thought’, had nothing in common with really bodily actions in the sphere of spatially determined things, in accordance with their real contours. The first were pure actions of the soul (or thinking as such), the second actions of the body repeating the contours (spatially geometric outlines) of external bodies, and therefore wholly governed by the laws of the ‘external’, spatially material world. (This problem is posed no less sharply today by the ‘philosophy of mathematics’. If mathematical constructions are treated as constructions of the creative intellect of mathematicians, ‘free’ of any external determination and worked out exclusively by ‘logical’ rules and the mathematicians that they had followed Descartes, are quite often apt to interpret them precisely so it becomes quite enigmatic and inexplicable why on earth the empirical facts, the facts of ‘external experience’, keep on agreeing and coinciding in their mathematical, numerical expressions with the results obtained by purely logical calculations and by the ‘pure’ actions of the intellect. It is absolutely unclear. Only ‘God’ can help.)

In other words the identity of these absolute opposites (‘thought’, ‘spirit’, and ‘extension’, ‘body’) was also recognised by Descartes as a factual principle without it even his idea of analytical geometry would have been impossible (and not only inexplicable) but it was explained by an act of God, by his intervention in the interrelations of ‘thought and being’, ‘soul and body’. God, moreover, in Cartesian philosophy, and especially for Malebranche and Geulincx, could be understood as the purely traditional Catholic, orthodox God, ruling both the ‘bodies’ and the ‘souls’ of men from outside, from the heights of his heavenly throne, and co-ordinating the actions of the ‘soul’ with those of the ‘body’.

Such is the essence of the famous psychophysical problem, in which it is not difficult to see the specific concrete and therefore historically limited formulation of the central problem of philosophy. The problem of the theoretical understanding of thought (logic), consequently, and hence not of the rules of operating with words or other signs, comes down to solving the cardinal problems of philosophy, or of metaphysics, to put it in a rather old-fashioned way. And that assumes mastering the culture of the genuinely theoretical thinking represented by the classical philosophers, who not only knew how to pose problems with maximum clarity, but also knew how to solve them.

An immense role in the development of logic, and in preparing the ground for modern views on its subject matter, a role far from fully appreciated, was played by Spinoza. Like Leibniz, Spinoza rose high above the mechanistic limitations of the natural science of his time. Any tendency directly to universalise partial forms and methods of thinking only useful within the bounds of mechanistic, mathematical natural science was also foreign to him.

Insofar as logic was preserved alongside the doctrine of substance, Spinoza treated it as an applied discipline by analogy with medicine, since its concern proved not to be the invention of artificial rules but the coordination of human intellect with the laws of thought understood as an ‘attribute’ of the natural whole, only as ‘modes of expression’ of the universal order and connection of things. He also tried to work out logical problems on the basis of this conception.

Spinoza understood thought much more profoundly and, in essence, dialectically, which is why his figure presents special interest in the history of dialectics; he was probably the only one of the great thinkers of the pre-Marian where who knew how to unite brilliant models of acutely dialectical thought with a consistently held materialist principle (rigorously applied throughout his system) of understanding thought and its relations to the external world lying in the space outside the human head. The influence of Spinoza’s ideas on the subsequent development of dialectical thought can hardly be exaggerated. ‘It is therefore worthy of note that thought must begin by placing itself at the standpoint of Spinozism; to be a follower of Spinoza is the essential commencement of all Philosophy.

But orthodox religious scholasticism, in alliance with subjective idealist philosophy, has not ceased to flog Spinoza as a ‘dead dog’, treating him as a living and dangerous opponent. Elementary analysis reveals that the main principles of Spinoza’s thought directly contradict the conception of ‘thought’ developed by modern positivism all along the line. The most modern systems of the twentieth century still clash in sharp antagonism in Spinoza. That obliges us to analyse the theoretical foundation of his conception very carefully, and to bring out the principles in it that, in rather different forms of expression perhaps, remain the most precious principles of any scientific thinking to this day, and as such are very heatedly disputed by our contemporary opponents of dialectical thought.

Hegel once noted that Spinoza’s philosophy was very simple and easy to understand. And in fact the principles of his thinking, which constitute the essential commencement of all Philosophy, i.e., the real foundation on which alone it is possible to erect the edifice of philosophy as a science, are brilliant precisely in their crystal clarity, free of all reservations and ambiguities.

It is not so easy, however, to bring these brilliant principles out because they are decked out in the solid armour of the constructions of formal logic and deductive mathematics that constitute the ‘shell’ of Spinoza’s system, its (so to say) defensive coat of mail. In other words, the real logic of Spinoza’s thinking by no means coincides with the formal logic of the movement of his ‘axioms’, ‘theorems’, ‘scholia’, and their proofs. ‘Even with philosophers who gave their work a systematic form, e.g., Spinoza, the really inner structure of their system is quite distinct from the form in which they consciously presented it,’ Karl Marx wrote to Ferdinand Lassalle.

The job of the philosopher is then that he cannot be once more to paraphrase the theoretical foundations on which Spinoza built his main work, the Ethics, and the conclusions that he drew from them by means of his famous ‘geometric modus’. In that case it would be more proper simply to copy out the text of the Ethics itself once again. Our job is to help the reader to understand the 'real inner structure' of his system, which far from coincides with its formal exposition, i.e., to see the real ‘cornerstone’ of his reflections and to show what real conclusions were drawn from them, or could be drawn from them, that still preserve their full topicality.

That can only be done in one way, and one way only, which is to show the real problem that Spinoza’s thought, as it came up against exactly of the independent characterological features in showing how he himself realized, in of his terms that were expressed for him and for others (i.e., to set the problem out in the language of our century), and then to trace what were the real principles (once more independently of Spinoza’s own formulation of them) on which he based the solution of the problem. Then it will become clear that Spinoza succeeded in finding the only formulation exact for his time of a real problem that remains the great problem of our day, only formulated in another form. Formulated by this problem in the preceding essay. Spinoza found a very simple solution to it, brilliant in its simplicity for our day as well as his: the problem is insoluble only because it has been wrongly posed. There is no need to rack one’s brains over how the Lord God ‘unites’ ‘soul’ (thought) and ‘body’ in one complex, represented initially (and by definition) as different and even contrary principles allegedly existing separately from each other before the ‘act’ of this ‘uniting’ (and thus, also being able to exist after their ‘separation’; which is only another formulation of the thesis of the immortality of the soul, one of the cornerstones of Christian theology and ethics?). In fact, there is simply no such situation. Therefore, there is also no problem of ‘uniting’ or ‘coordination’.

There are not two different and originally contrary objects of investigation body and thought, but only one single object, which is the thinking body of living, real man (or other analogous being, if such exists anywhere in the Universe), only considered from two different and even opposing aspects or points of view. Living, real thinking man, the sole thinking body with which we are acquainted, does not consist of two Cartesian halves ‘thought lacking a body’ and a ‘body lacking thought’. In relation to real man both the one and the other are equally fallacious abstractions, and one cannot in the end model a real thinking man from two equally fallacious abstractions. That is what constitutes the real ‘keystone’ of the whole system, a very simple truth that is easy, on the whole, to understand. It is not a special ‘soul’, installed by God in the human body as in a temporary residence, that thinks, but the body of man itself. Thought is a property, a mode of existence, of the body, the same as its extension, i.e., as its spatial configuration and position among other bodies.

This simple and profoundly true idea was expressed this way by Spinoza in the language of his time: though and extension are not two special substances as Descartes taught, but only two attributes of one and the same organ; not two special objects, capable of existing separately and quite independently of each other, but only two different and even opposite aspects under which one and the same thing appears, two different modes of existence, two forms of the manifestation of some third thing. The third thing, would be that real infinite Nature, Spinoza answered. It is Nature that extends in space and ‘thinks’. The whole difficulty of the Cartesian metaphysics arose because the specific difference of the real world from the world as only imagined or thought of was considered to be extension, spatially and geometric determinateness were to the influence that temporality. But extension as such just existed in imagination, only in thought. For as such it can generally only be thought of in the form of emptiness, i.e., purely negatively, as the complete absence of any definite geometric shape. Ascribing only spatial, geometric properties to Nature is, as Spinoza said, to think of it in an imperfect way, i.e., to deny it in advance one of its perfections. And then it is asked how the perfection removed from Nature can be restored to her again.

The same argumentation applies to thought. Thought as such is the same kind of fallacious abstraction as emptiness. In fact it is only a property, a predicate, an attribute of that selfsame body, which was spatially to realize upon those same existent qualities that, at that time were attributively unknown. In other words’, one can say very little about thought as such, as it is not reality existing separately form or independently of, because of an organically structured mode that of its existence is of Nature’s body. Though and space do not really exist by them, but only as Nature’s bodies linked by chains of interaction into a measureless and limitless whole embracing both the one and the other.

By a simple turn of thought Spinoza cut the Gordian knot of the ‘psychophysical problem’, the mystic insolubility of which still torments the mass of theoreticians and schools of philosophy, psychology, physiology of the higher nervous system, and other related sciences that are forced one way or another to deal with the delicate theme of the relation of ‘thought’ to ‘body’, of ‘spiritual’ to ‘material’, of ‘ideal’ too ‘real’, and such like topics. Spinoza showed that it is only impossible to solve the problem because it is absolutely wrongly posed; for that is such to be made known, as to came by itself, there where by any means have to a greater extent than is nothing itself, as for being skilled of which are the afforded efforts as drawn upon our imagination.

It is in man that Nature really does, in a self-evident way, that very activity that we are accustomed to calling ‘thinking’. In man, in the form of what is told that to be human, gave to represent humanity as he was existently to realize by the presences in that person. Nature itself thinks, and not at all in the same special substances that give to quantification, source, or principles in from the outside. In man, therefore, Nature thinks of itself. Becomes aware of itself, senses itself, acts on itself. And the ‘ reasoning’, ‘consciousness’, ‘idea’, ‘sensation’, ‘will’, and all the other special actions that Descartes described as modi of thought, are simply different modes of revealing a property inalienable from Nature as a whole, one of its own attributes.

But if thinking is always an action performed by a natural and so by a spatially determined body, it itself, too, is an action that is also expressed spatially, which is why there is not and cannot be the cause and effect relation between thinking and bodily action for which the Cartesians were looking. They did not find it for the simple reason that no such relation exists in Nature, and cannot, simply because thinking and the body are two different things at all, existing separately and therefore capable of interacting, but one and the same thing, only expressed by two different modes or considered in two different aspects.

Between body and thought there is no relation of cause and effect, but the relation of an organ (i.e., of a spatially determinate body) to the mode of its own action. The thinking body cannot cause changes in thought, cannot act on thought, because its existence as ‘thinking’ is thought. If a thinking body does nothing, it is no longer a thinking body but simply a body. But when it does act, it does not do so on thought, because it’s very activity is thought.

Thought as a spatially expressed activity cannot have possession in the quality of being segregated from the body performing it as a special 'substance,' distinct from the body in the way that bile is segregated from the liver or sweat from sweat glands. Thinking is not the product of an action but the action itself, considered at the moment of its performance, just as walking, for example, is the mode of action of the legs, the ‘product’ of which, it happens, is the space walked. And that is that. The product or result of thinking may be an exclusively spatially expressed, or exclusively geometrically stated, change in somebody or another, or else in its position relative to other bodies. It is absurd then to say that the one gives rise to (or ‘causes’) the other. Thinking does not evoke a spatially expressed change in a body but exists through it (or within it), and vice versa; any change, however fine, within that body, induced by the effect on it of other bodies, is directly expressed for it as a certain change in its mode of activity, i.e., in thinking.

The position set out here is extremely important also because it immediately excludes any possibility of treating it in a vulgar materialist, mechanistic key, i.e., of identifying thought with immaterial processes that take place within the thinking body (head, brain tissue), while nevertheless understanding that thought takes place precisely through these processes.

Spinoza was well aware that what is expressed and performed in the form of structural, spatial changes within the thinking body is not at all some kind of thinking taking place outside of and independently of them, and vice versa (shifts of thinking by no means express immanent movements of the body within which they arise). It is therefore impossible to understand thought through examination either, but exactly through the personal self-realization of spatially geometric change, in the form for which it is expressed within the body of the brain, or, on conversely, to some understood geometric changes in the brain tissue, in that most are the equivalent, if, in at all, to the graduating detailed consideration of the compositional characters that ideas existing in the brain. It is impossible, Spinoza constantly repeated, because they are one and the same, only expressed by two different means.

To try to explain the one by the other simple mean to double the description of one and the same fact, not yet understood and incomprehensible. And although we have fully and adequately given to description that of one are equally to resemble to both are the same event, equivalent to one another, the event itself falls outside both descriptions, as the ‘third thing’, the very ‘one and the same’ that was not yet understood or explained. Because the event twice described (once in the language of the ‘physics of the brain’ and once in the language of the ‘logic of ideas’) can be explained and correspondingly’ understood only after bringing out the cause evoking the event described but not understood.

Bishop Berkeley ascribed the cause to God. And so did Descartes, Malebranche, and Geulincx. The shallow, vulgar materialist tries to explain everything by the purely mechanical actions of external things on the sense organs and brain tissue, and takes for the cause the concrete thing, the sole object, that is affecting our bodily organisation at a given moment and causing corresponding changes in our body, which we feel within ourselves and experience as our thinking.

While rejecting the first explanation as the capitulation of philosophy before religious theological twaddle, Spinoza took a very critical attitude as well toward the superficial materialist mechanistic explanation of the cause of thought. He very well understood that it was only a ‘bit’ of an explanation, leaving in the dark the very difficulty that Descartes was forced to bring in God to explain.

For to explain the event we call ‘thinking’, to disclose its effective cause, it is necessary to include it in the chain of events within which it arises of necessity and not fortunately. The ‘beginnings’ and the ‘ends’ of this chain are clearly not located within the thinking body at all, but far outside it. To explain a separate, single, sensuously perceived fact passing momentarily before our eye, and even the whole mass of such facts, as the cause of thought means to explain precisely nothing. For this very fact exerts its effect (mechanical, say, or light) on stone as well, but no action of any kind that we describe as ‘thinking’ is evoked in the stone. The explanation must consequently also include those relations of cause and effect that of necessity generate our own physical organisation capable (unlike a stone) of thinking, i.e., of so refracting the external influences and so transforming them within itself that they are experienced by the thinking body not at all only as changes arising within themselves, but as external things, as the shapes of things outside the thinking body.

For the action produced on the retina of our eye by a ray of light reflected from the Moon is perceived by the thinking being not simply as a mechanical irritation within the eye but as the shape of the thing itself, as the lunar disc hanging in space outside the eye, which means that the Ego, the thinking substance or creature, directorially feels not the effect produced on it by the external thing but in other respects the things attracted of the retina are quite different, via, the shape or forms taken (i.e., the spatial, geometric configuration) and position of this external body, which has been evoked within us a resultant fact, through which of these things are mechanical or light caused to occur. In that lies both the enigma and the whole essence of thinking as the mode of activity of a thinking body in distinction to one that does not think. It will readily be understood that one body evokes a change by its action in another body; that is fully explained by the concepts of physics. It is difficult, and from the angle of purely physical concepts (and in Spinoza’s time of even ‘purely’ mechanical, geometric concepts) even impossible, to explain just why and how the thinking body feels and perceives the effect caused by an external body within itself as an external body, as it’s, and not as its own shape, configuration, and position in space.

Such was the enigma, in general, that Leibniz and Fichte came up against later -but, Spinoza had already found a fully rational, though only general, theoretical solution. He clearly understood that the problem could only be fully and finally solved by quite concrete investigation (including anatomical and physiological) of the material mechanism by which the thinking body (brain) managed to do the magic trick, truly mystically incomprehensible (from the angle of purely geometric concepts). Though it did the trick, which it saw the thing and not the changes in the particles of the retina and brain that this body caused by its light effect within the brain was an undoubted fact, although for reasons which its fact-calls for the fundamental structure that is built of some stony edifice that qualifies us to some explanation and in a general way outlining paths for even more of the practicalities that are stabilized in the subjective field studies directed toward the future.

What can the philosopher say here categorically, who remains a philosopher and does not become a physiologist, or an anatomist, or a physicist? Or rather, what can he say, without plunging into a game of the imagination, without trying to construct hypothetical mechanisms in the fancy by which the trick mentioned ‘might’, in general, be performed? What can he say while remaining on the ground of firmly also not facts known before and independently of any concrete, physiological investigation of the inner mechanisms of the thinking body, and not adequate too either being refuted or made doubtful by any further probing within the eye and the skull?

In the given, partial, though very characteristic case, there is another, more general problems, namely that of the relation of philosophy as a special science to the concrete research of the natural sciences. Spinoza’s position on this point cannot in principle be explained if we start from the positivist idea that philosophy has made all its outstanding achievements (and makes them) only by purely empirical ‘generalisation of the progress of its contemporary natural sciences’. Because natural science did not find the answers to the problem before us either in the seventeenth century, in Spinoza’s time, or even in our day, three hundred years later. Furthermore, the natural science of his day did not even suspect the existence of such a problem. When it did, knew it only in a theological formulation. As for the ‘soul’ or ‘spirit’, and in general everything connected one way or another with ‘spiritual’, psychic life, the natural scientists of the time (even the great ones like Isaac Newton) found themselves prisoners of the prevailing (i.e., religious, theological) illusions. Spiritual life they gladly left to the Church, and humbly acknowledged its authority, interesting themselves exclusively in the mechanical characteristics of the surrounding world. And everything that was inexplicable on purely mechanical grounds was not subjected to scientific study at all but was left to the competence of religion.

If Spinoza had in fact tried to construct his philosophical system by the method that our contemporary positivism would have recommended to him, it is not difficult to imagine what he would have produced as a ‘system’. He would only have brought together the pure mechanical and religious, mystical ‘general ideas’ that were guiding all (or almost all) naturalists in his day. Spinoza understood very clearly that religious, theological mysticism was the inevitable complement of a purely mechanistic (geometrical, mathematical) world outlook, i.e., the point of view that considers the sole ‘objective’ properties of the real world to be only the spatial, geometrical forms and relations of bodies. His greatness was that he did not plod along behind contemporaneous natural science, i.e., behind the one-sided, mechanistic thinking of the coryphaei of the science of the day, but subjected this way of thinking to well-substantiated criticism from the angle of the specific concepts of philosophy as a special science. This feature of Spinoza’s thinking was brought out clearly and explicitly by Frederick Engels: ‘It is to the highest credit of the philosophy of the time that it did not let itself be led astray by the restricted state of contemporary natural knowledge, and that from Spinoza right to the great French materialists it insisted on explaining the world from the world itself and left the justification in detail to the natural science of the future.

That is why Spinoza has come down in the history of science as an equal contributor to its progress with Galileo and Newton, and not as their epigone, repeating after them the general ideas that could be drawn from their work. He investigated reality himself from the special, philosophical angle, and did not generalise the results and ready-made findings of other people’s investigation, did not bring together the general ideas of the science of his day and the methods of investigation characteristic of it, or the methodology and logic of his contemporary science. He understood that way led philosophy up a blind alley, and condemned it to the role of the wagon train bringing up in the rear of the attacking army the latter’s own ‘general ideas and methods’, including all the illusions and prejudices incorporated in them.

That is why he also developed ‘general ideas and methods of thought’ to which the natural science of the day had not yet risen, and armed future science with them, which recognised his greatness three centuries later through the pen of Albert Einstein, who wrote that he would have liked ‘old Spinoza’ as the umpire in his dispute with Niels Bohr on the fundamental problems of quantum mechanics rather than Carnap or Bertrand Russell, who were contending for the role of the ‘philosopher of modern science’ and spoke disdainfully of Spinoza’s philosophy as an ‘outmoded’ point of view ‘which neither science nor philosophy can nowadays accept’. Spinoza’s understanding of thinking as the activity of that same nature to which extension also belonged is an axiom of the true modern philosophy of our century, to which true science is turning ever more confidently and consciously in our day (despite all the attempts to discredit it) as the point of view of true materialism.

The brilliance of the solution of the problem of the relation of thinking to the world of bodies in space outside thought (i.e., outside the head of man), which Spinoza formulated in the form of the thesis that thought and extension are not two substances, but only two attributes of one and the same substance, can hardly be exaggerated. This solution immediately rejected every possible kind of interpretation and investigation of thought by the logic of spiritualist and dualist constructions, so making it possible to find a real way out both from the blind alley of the dualism of mind and body and from the specific blind alley of Hegelianism. It is not fortunate that Spinoza’s profound idea only first found true appreciation by the dialectical materialists Marx and Engels. Even Hegel found it a hard nut to crack. In fact, on the decisive point, he returned to the position of Descartes, to the thesis that pure thought is the active cause of all the changes occurring in the ‘thinking body of man’, i.e., about the brain and sense organs, in language, in actions and their results, including in that the instruments of labour and historical events.

From Spinoza’s standpoint thought before and outside of its spatial expression in the matter proper to it simply does not exist. All talk about an idea that first arises and then tries to find materially suitable for its incarnation, selecting the body of man and his brain as the most suitable and malleable material, all talk of thought first arising and then ‘being embodied in words’, in ‘terms’ and ‘statements’, and later in actions, in deeds and their results, all such talk, therefore, from Spinoza’s point of view, is simply senseless or, what is the same thing, simply the atavism of religious theological ideas about the ‘incorporeal soul’ as the active cause of the human body’s actions. In other words, the sole alternative to Spinoza’s understanding proves to be the conception that an idea can ostensibly exist first somewhere and somehow outside the body of the thought and independently of it, and can then ‘express itself’ in that body’s actions.

What is thought then? How are we to find the true answer to this question, i.e., to give a scientific definition of this concept, and not simply to list all the actions that we habitually subsume under this term (reasoning, will, fantasy, etc.), as Descartes did? One quite clear recommendation follows from Spinoza’s position, namely: if thought is the mode of action of the thinking body, then, in order to define it, we are bound to investigate the mode of action of the thinking of a very thorough, and, in contrast to the mode of action (mode of existence and movement) of the non-thinking body; and in no case whatsoever to investigate the structure or spatial composition of this body in an inactive state. Because the thinking body, when it is inactive, is no longer a thinking body but simply a ‘body’. Investigation of all the material (i.e., spatially defined) mechanisms by which thought is affected within the human body, i.e., anatomical, physiological study of the brain, of course, is a most interesting scientific question; but even the fullest answers to it have no direct bearing on the answer to the question ‘What is thought?’. Because that, is another question. One does not ask how legs capable of walking are constructed, but in what walking consists. What is thinking as the action of, even if inseparable from, the material mechanisms by which it is affected, yet not in any way identical with mechanisms themselves? In the one case the question is about the structure of an organ, in the other about the function the organ does. The structures, of course, must be such that it can carry out the appropriate function; legs are built so that they can walk and not so that they can think. The fullest description of the structure of an organ, i.e., a description of it in an inactive state, however, has no right to present itself as a description, however approximate, of the function that the organ acts, as a description of the real thing that it does.

In order to understand the mode of action of the thinking body it is necessary to consider the mode of its active, causal interaction with other bodies both ‘thinking’ and ‘non-thinking’, and not its inner structure, not the spatial geometric relations that exist between the cells of its body and between the organs located within its body. The cardinal distinction between the mode of action of a thinking body and that of any other body, quite clearly noted by Descartes and the Cartesians, but not understood by them, is that the former actively builds (constructs) the shape (trajectory) of its own movement in space in conformity with the shape (configuration and position) of the other body, coordinating the shape of its own movement (its own activity) with the shape of the other body, whatever it is. The proper, specific form of the activity of a thinking body consists consequently in universality, in that very property that Descartes actually noted as the chief distinction between human activity and the activity of an automaton copying its appearance, i.e., of a device structurally adapted to someone limited range of action even better than a human, but for that very reason unable to do ‘everything else’.

Thus the human hand can perform movements in the form of a circle, or a square, or any other intricate geometrical figure you fancy, so revealing that it was not designed structurally and anatomically in advance for any one of these ‘actions’, and for that very reason is capable of performing any action. In this it differs, say, from a pair of compasses, which describe circles much more accurately than the hand but cannot draw the outlines of triangles or squares. In other words, the action of a body that ‘does not think’ (if only in the formality drawn upon the spatial movement, in the form of the simplest and most obvious case) is determined by its own inner construction by its ‘nature’, and is quite uncoordinated with the shape of the other bodies among which it moves. It therefore either disturbs the shapes of the other bodies or is itself broken in colliding with insuperable obstacles.

Man, however, the thinking body, builds his movement on the shape of any other body. He does not wait until the insurmountable resistance of other bodies forces him to turn off from his path; the thinking body goes freely round any obstacle of the most complicated form. The capacity of a thinking body to mould its own action actively to the shape of any other body, to coordinate the shape of its movement in space with the shape and distribution of all other bodies, Spinoza considered being its distinguishing sign and the specific feature of that activity that we call ‘thinking’ or ‘reason’.

This capacity, as such, has its own gradations and levels of ‘perfection’, and manifests itself to the maximum in man, in any case much more so than in any other creature known to us. But man is not divided from the lower creatures at all by that impassable boundary that Descartes drew between them by his concept of ‘soul’ or ‘spirit’. The actions of animals, especially of the higher animals, are also subsumed, though to a limited degree, under Spinoza’s definition of thinking.

This is a very important point, which presents very real interest. For Descartes the animal was only an automaton, i.e., all its actions were determined in advance by ready-made structures, internally inherent to it, and by the distribution of the organs located within its body. These actions, therefore, could and had to be completely explained by the following scheme: external effect movement of the inner parts of the body external reaction. The last represents the response (action, movement) of the body evoked by the external effect, which in essence is only transformed by the working of the inner parts of the body, following the scheme rigidly programmed in its construction. There is a full analogy with the working of a self-activating mechanism (pressure on a button working of the parts inside the mechanism movement of its external parts). This explanation excluded the need for any kind of ‘incorporeal soul’; everything was beautifully explained without its intervention. Such in general, and on the whole, is the theoretical scheme of a reflex that was developed two hundred years later in natural science in the work of Sechenov and Pavlov.

But this scheme is not applicable to man because in him, as Descartes himself so well understood, there is a supplementary link in the chain of events (i.e., in the chain of external effect working of the inner bodily organs according to a ready-made scheme structurally embodied in them external reaction) that powerfully interferes with it, forces its way into it, breaking the ready-made chain and then joining its disconnected ends together in a new way, each time in a different way, each time in accordance with new conditions and circumstances in the external action not previously foreseen by any prepared scheme and this supplementary link is ‘reflection’ or ‘consideration’. But a ‘reflection’ is that activity (in no way outwardly expressed) which directs reconstruction of the very schemes of the transformation of the initial effect into response. Here the body itself is the object of its own activity. Man’s ‘response’ mechanisms are by no means switched on just as soon as ‘the appropriate button is pressed’, as soon as he experiences an effect from outside. Before he responds he contemplates, i.e., he does not act immediately according to anyone prepared scheme, like an automaton or an animal, but considers the scheme of the forthcoming action critically, elucidating each time how far it corresponds to the needs of the new conditions, and actively correcting, even designing all over again, the whole set-up and scheme of the future actions in accordance with the external circumstances and the forms of things. And since the forms of things and the circumstances of actions are in principle, infinite numbers, the ‘soul’ (i.e., ‘contemplation’) must be capable of an infinite number of actions. But that is impossible to provide for in advance in the form of ready-made, bodily programmed schemes. Thinking is the capacity of actively building and reconstructing schemes of external action in accordance with any new circumstances, and does not operate according to a prepared scheme as an automaton or any inanimate body does.

’For while reason is a universal instrument that can serve for all contingencies, these [’bodily’] organs have needed of some special adaptation for every particular action,’ Descartes wrote. For that reason he was unable to conceive of the organ of thought bodily, as structurally organised in space. Because, in that case, as many ready-made, structurally programmed patterns of action would have to be postulated in it as there were external bodies and combinations of external bodies and contingencies that the thinking body would generally encounter in its path, that is, in principle, an infinite number. ‘From this it follows,’ Descartes said, that it is morally impossible that there should be sufficient diversity in any machine to allow it to act in all the events of life in the same way as our reason causes us to act, i.e., each time taking account again of any of the infinite conditions and circumstances of the external action. (The adverb ‘morally’ in Descartes’ statement, of course, does not mean impossible ‘from the aspect of morals’ or of ‘moral principles’, etc., moralement in French meaning ‘mentally’ or ‘intellectually’ in general.)

Spinoza counted the considerations that drove Descartes to adopt the concept of ‘soul’ to be quite reasonable. But why not suppose that the organ of thought, while remaining wholly corporeal and therefore incapable of having schemes of its present and future actions ready-made and innate within it together with its bodily-organised structure, was capable of actively building them anew each time in accordance with the forms and arrangement of the ‘external things’? Why not suppose that the thinking thing was designed in a special way; that not having any ready-made schemes of action within it, it acted for that very reason in accordance with whatever scheme was dictated to it at a given moment by the forms and combinations of other bodies located outside it? For that was the real role or function of the thinking thing, the only functional definition of thinking corresponding to the facts that it was impossible to deduce from structural analysis of the organ in which and by means of which it (thinking) was performed. Even more so, a functional definition of thinking as action according to the shape of any other thing also puts structural, spatial study of the thinking thing on the right track, i.e., study in particular of the body of the brain. It is necessary to elucidate and discover in the thinking thing those very structural features that enable it to perform its specific function, i.e., to act according to the scheme of its own structure but according to the scheme and location of al other things, including its own body.

In that form the materialist approach to the investigation of thought comes out clearly. Too so extreme a degree is made the real materialist, functional definition of thought, or its definition as the active function of a natural body organised in a special way, which both prompts logic (the system of functional definitions of thought) and brain physiology (a system of concepts reflecting the material structure of the organ in and by which this function is performed) to make a really scientific investigation of the problem of thought, and which excludes any possibility of interpreting thinking and the matter of its relation to the brain by the logic of either spiritualist and dualist constructions or of vulgar mechanistic ones.

In order to understand thought as a function, i.e., as the mode of action of thinking things in the world of all other things, it is necessary to go beyond the bounds of considering what goes on inside the thinking body, and how (whether it is the human brain or the human being as a whole who possesses this brain is a matter of indifference), and to examine the real system within which this function is performed, i.e., the system of relations ‘thinking body and its object’. What we have in mind here, moreover, is not any single object or other in accordance with whose form the thinking body’s activity is built in anyone specific case, but any object in general, and correspondingly any possible ‘meaningful act’ or action in accordance with the form of its object.

Thought can therefore only be understood through investigation of its mode of action in the system thinking body nature as a whole (with Spinoza it is 'substance,' or 'God'). However, if we examine a system of smaller volume and scale, i.e., the relations of the thinking body with as wide a sphere of ‘things’ and their forms as you like, but still limited, then we will not arrive at what thought is in general (thought in the whole fullness of its possibilities associated with its nature), but only at that limited mode of thinking that happens in a given case. We will therefore be taking only definitions of a partial case of thinking, only its modus (in Spinoza’s parlance) as scientific definitions of thought in general. The whole business consists in this, that the thinking body (in accordance with its nature) is not linked at all by its structural, anatomical organisation with any partial mode of action whatsoever (with any partial form of the external bodies). It is linked with them, but only currently, at the given moment, and by no means originally or forever. Its mode of action has a clearly expressed universal character, i.e., is constantly being extended, embracing ever newer and newer things and forms of things, and actively and plastically adapting itself to them. That is why Spinoza also defined thought as an attribute of substance, and not as its modus, not as a partial case. Thus he affirmed, in the language of his day, that the single system, within which thought was found of necessity and not fortunate (which it may or may not be), was not a single body or even as wide a range of bodies as you wished, but only and solely nature as a whole. The individual body possessed thought only by virtue of chance or coincidence. The crossing and combination of masses of chains of cause and effect could lead in one case to the appearance of a thinking body and in another case simply to a body, a stone, a tree, etc. So that the individual body, even the human body, did not possess thought one whit of necessity. Only nature as a whole was that system that possessed all its perfections, including thought, of absolute necessity, although it did not realise this perfection in any single body and at any moment of time, or in any of its ‘modi’.

In defining thought as an attribute Spinoza towered above any representative of mechanistic materialism and was at least two centuries in advance of his time in putting forward a thesis that Engels expressed in rather different words: ‘The point is, however, that mechanism (and the materialism of the eighteenth century) does not get away from abstract necessity, and hence not from chance either. That matter evolves out of itself the thinking human brain is for him [Haeckel] a pure accident, although necessarily determined, step by step, where it happens. But the truth is that it is in the nature of matter to advance to the evolution of thinking beings, hence, too, this always necessarily occurs wherever the conditions for it (not necessarily identical at all places and times) are present.’ That is what distinguishes materialism, sensible and dialectical, from mechanistic materialism that knows and recognises only one variety of ‘necessity’, namely that which is described in the language of mechanistically interpreted physics and mathematics. Yes, only Nature as a whole, understood as an infinite whole in space and time, generating its own partial forms from itself, possesses at any moment of time, though not at any point of space, all the wealth of its attributes, i.e., those properties that are reproduced in its makeup of necessity and not by a chance, miraculous coincidence that might just as well not have happened.

Hence it inevitably follows logically, as Engels said, ‘that matter remains eternally the same in all its transformations, that none of its attributes can ever be lost, and therefore, also, that with the same iron necessity that it will exterminate on the earth its highest creation, the thinking mind, it must somewhere else and at another time again produce it.

That was Spinoza’s standpoint, a circumstance that seemingly gave Engels grounds for replying categorically and unambiguously to Plekhanov when he asked: ‘So in your opinion old Spinoza was right in saying that thought and extension were nothing but two attributes of one and the same substance?’ 'Of course,' answered Engels, 'old Spinoza was quite right': Spinoza’s definition means the following: in man, as in any other possible thinking creature, the same matter thinks as in other cases (other modi) only ‘extends’ in the form of stones or any other ‘unthinking body’; that thought in fact cannot be separated from world matter and counterposed to it itself as a special, incorporeal ‘soul’, and it (thought) is matter’s own perfection. That is how Herder and Goethe, La Mettrie and Diderot, Marx and Plekhanov (all great ‘Spinozists’) and even the young Schelling, understood Spinoza.

Such, let us emphasise once more, is the general, methodological position that later allowed Lenin to declare that it was reasonable to assume, as the very foundation of matter, a property akin to sensation though not identical with it, the property of reflection. Thought, according to Lenin, is the highest form of development of this universal property or attribute, extremely vital for matter. And if we deny matter this most important of its attributes, we will be thinking of matter itself ‘imperfectly’, as Spinoza put it, or simply, as Engels and Lenin wrote, incorrectly, one-sidedly, and mechanistically. And then, as a result, we should continually be falling into the most real Berkeleianism, into interpreting nature as a complex of our sensations, as the bricks or elements absolutely specific to the animated being from which the whole world of ideas is built (i.e., the world as and how we know it). Because Berkeleianism too is the absolutely inevitable complement making good of a one-sided, mechanistic understanding of nature. That is why Spinoza too said that substance, i.e., the universal world matter, did not possess just the single attribute of ‘being extended’ but also possessed many other properties and attributes as inalienable from it (inseparably, though separable from any ‘finite’ body). Spinoza said more than once that it was impermissible to represent thought as attribute in the image and likeness of human thought; it was only the universal property of substance that was the basis of any ‘finite thought’, including human thought, but in no case was it identical with it. To represent thought in general in the image and likeness of existing human thought, of its modus, or ‘particular case, meant simply to represent it incorrectly, in ‘an incomplete way’, by a ‘model’, so to say, of it’s far from most perfected image (although the most perfected known to us). With that Spinoza also linked his profound theory of truth and error, developed in detail in the Ethica ordine geometrico demonstrata (Ethics), Tractatus de intellectus ernendatione, Tractatus theologico-politicus, and in numerous letters.

If the mode of action of the thinking body as a whole is determined in the form of an ‘other’, and not of the immanent structure of ‘this’ body, the problem arises, however are we to recognise error? The question was posed then with special sharpness because it appeared in ethics and theology as the problem of ‘sin’ and ‘evil’. The criticism of Spinozism from the angle of theology was invariably directed at this point; Spinoza s teaching took all the sense out of the very distinguishing of ‘good and evil’, ‘sinfulness and salvation’ ‘truth and error’. In fact, in what then did they differ?

Spinoza’s answer, once, again, was simple, and likely justifiably among those that are truly given to any fundamentally true answer. Error (just as ‘evil’ and ‘sin’), what has not been totally actualized through any charactologically defined, least of mention, their experiential qualities that can only prove for what has been already given by them, in that through unspecified actions are regarded as their own composition, and it is not placed upon the same positivity as attributed by them. The erring man also acted in strict accordance with a thing’s form, but the question was what the thing was. If it were ‘trivial’, ‘imperfect’ in itself, i.e., fortunately, the mode of action adapted to it would also be imperfect. And if a person transferred this mode of action to another thing, he would slip up.

Error, consequently, only began when a mode of action that was limitedly true was given universal significance, when the relative was taken for the absolute. It is understandable why Spinoza put so low a value on acting by abstract, formal analogy, formal deduction based on an abstract universal. What was fixed in the abstract ‘idea’ was what most often struck the eye. But it, of course, could be a quite accidental property and form of the thing; and that meant that the narrower the sphere of the natural whole with which the person was concerned, the greater was the measure of error and the smaller the measure of truth. For that very reason the activity of the thinking body was in direct proportion to the adequateness of its ideas. The more passive the person, the greater the power of the nearest, purely external circumstances over him, and expansively more vast that his modes have of acknowledging, that of action must be determined by the changing through by its given opportunity for chance, in that, for all form of things, yet, conversely, more actively extended by the sphere of nature for determining his activity, a seemingly greater chance from which is more than has enabled by his ideas. The complacent position of the philistine was therefore the greatest sin.

Man’s thinking could achieve ‘maximum perfection’ (and then it would be identical with thought as the attribute of substance) only in one case, when his actions conformed with all the conditions that the infinite aggregate of interacting things, and of their forms and combinations, imposed on them, i.e., if they were built in accordance with the absolutely universal necessity of the natural whole and not simply with some one of its limited forms. Real earthly man was, of course, still very far from that, and the attribute of thought was therefore only realised in him in what is for that moment as there is for a limited and imperfect (finite) form, as, perhaps, it would be fallacious to build oneself an idea of thinking as an attribute of substance in the image and likeness of finite human thought. On the contrary one’s finite thought must be built in the image and likeness of thought in general. For finite thought the philosophical, theoretical definition of thinking as an attribute of substance poses some sort of ideal model, to which man can and must endlessly approximate, though never having the power to bring himself up to it in level of ‘perfection’.

That is why the idea of substance and its all-embracing necessity functioned as the principle of the constant perfecting or improvement of intellect. As such, it had immense significance. Every ‘finite’ thing was correctly understood only as a ‘fading moment’ in the bosom of infinite substance. Not one of its ‘partial forms’, however often encountered, should be given universal significance. In order to disclose the real general -truly universal forms of things in accordance with which the ‘perfected’ thinking body should act, another criterion and another mode of knowledge than formal abstraction was required. The idea of substance was not formed by abstracting the attribute that belonged equally to extension and thought. The abstract and general in them was only that they existed, existence in general, i.e., an absolutely empty determination in no way disclosing the nature of the one or the other. The real general (infinite, universal) relation between thought and spatial, geometric reality could only be understood, i.e., the idea of substance arrived at, through real understanding of their mode of interaction within nature. Spinoza’s whole doctrine was just the disclosure of this ‘infinite’ relation.

Substance thus proved to be an absolutely necessary condition, without assuming which it was impossible in principle to understand the mode of the interaction between the thinking body and the world within which it operated as a thinking body. This is a profoundly dialectical point. Only by proceeding from the idea of substance could the thinking body understand both itself and the reality with and within which it operated and about which it thought; any other way it could not understand either the one or the other and was forced to resort to the idea of an outside power, to a theologically interpreted ‘God, to a miracle. But, having once understood the mode of its actions (i.e., thought), the thinking body just so comprehended substance as the absolutely necessary condition of interaction with the external world.

Spinoza called the mode of knowledge or cognition described here ‘intuitive’. In creating an adequate idea of itself, i.e., of the form of its own movement along the contours of external objects, the thinking body thus also created an adequate idea of the forms and contours of the objects themselves. Because it was one and the same form, one and the same contour. In this understanding of the intuitive there was nothing resembling subjective introspection. Rather the contrary. On Spinoza’s lips intuitive knowledge was a synonym of rational understanding by the thinking body of the laws of its own actions within nature. In giving itself a rational account of what and how it did in fact operate, the thinking body at the same time formed a true idea of the object of its activity.

From that followed the consistent materialist conclusion that ‘the true definition of any-one thing neither involves nor expresses anything but the nature of the thing defined’. [Ethics] That is why there can only be one correct definition (idea) in contrast and in opposition to the plurality and variety of the individual bodies of the same nature. These bodies are as real as the unity (identity) of their ‘nature’ expressed by the definition in the ‘attribute of thought’ and by real diversity in the ‘attribute of extension’ Variety and plurality are clearly understood here as modes of realisation of their own opposition, i.e., of the identity and unity of their ‘nature’. That is a distinctly dialectical understanding of the relation between them, in contrast to the feeble eclectic formula (often fobbed off dialectics) that ‘both unity and plurality’, ‘both identity and differences equally really exist. Because eclectic pseudodialectics, when it comes down to solving the problem of knowledge and of ‘definition’ or ‘determination’, arrives safely at exactly the contrary (compared with Spinoza’s solution), at the idea that ‘the definition of a concept’ is a verbally fixed form of expression in consciousness, in the idea of a real, sensuously given variety.

Talk of the objective identity, existing outside the head, of the nature of a given range of various and opposing single phenomena thus safely boils down to talk about the purely formal unity (i.e., similarity, purely external identity) of sensuously contemplated, empirically given things, of isolated facts, formally subsumed under ‘concept’. And it then generally becomes impossible to consider the ‘definition of the concept’ as the determination of the nature of the defined thing. The starting point then proves to be not the ‘identity and unity’ of the phenomena but in fact the ‘variety and plurality’ of isolated facts allegedly existing originally quite ‘independently’ of one another, and later only formally united, tied together as it were with string, by the ‘unity of the concept’ and the ‘identity of the name’. So the sole result proves to be the identity in consciousness (or rather in name) of the initially heterogeneous facts, and their purely verbal ‘unity’.

Hence it is not difficult to understand why Neopositivists are dissatisfied with Spinoza and attack the logical principle of his thinking. ‘Spinoza’s metaphysic is the best example of what may be called 'logic monism' the doctrine, namely, that the world as a whole is a single substance, none of whose parts are logically capable of existing alone. The ultimate basis for this view is the belief that every proposition has a single subject and a single predicate, which leads us to the conclusion that relations and plurality must be illusory.

The alternative to Spinoza’ s view, in fact, is the affirmation that any ‘part’ of the world is not only ‘capable’ of ‘existing’ independently of all other parts, but must do so. As another authority of this trend postulated it, ‘the world is the totality of facts not of things’, by virtue of which ‘the world divides into facts’, and so anyone can also not have life or not as it is as well, for being the same and everything else remains persistently consistent. Thus, according to the ‘metaphysic of Neopositivism’, the external world must be considered some kind of immeasurable accumulation, a simple conglomeration, of ‘atomic facts’ absolutely independent of each other, the ‘proper determination’ of each of which is bound to be absolutely independent of the determination of any other fact. The determination (definition, description) remains ‘correct’ even given the condition that there are no other facts in general. In other words, ‘a scientific consideration of the world’ consists in a purely formal, verbal uniting of a handful of odd facts by subsuming them less than one and the same term, further down than one and the same ‘generalization’. The ‘mastered’, interpretation only has for its ‘meaning of the term or sign’, of always turn out to be something quite arbitrary or ‘previously agreed upon’, i.e., ‘conventional’. The ‘general’ (unity and identity) -as the turning of events have found the resulting amounts of ‘scientifically logical’ as, perhaps, its corrective treatment of ‘atomic facts’, is nothing but, however, it now seems that some consequents of events are not the result at all, but a previously established and yet the conventional means for which in terms, are but nothing more.

Spinoza’s position, of course, had no connection with this principle of ‘logical analysis’ of the phenomena given in contemplation and imagination. For him the ‘general’, ‘identical’, ‘united’ were by no means illusions created only by our speech (language), by its subject-predicate structure (as Russell put it), but primarily the real, general nature things. And that nature must find its verbal expression in a correct definition of the concept. It is not true, moreover, that ‘relations and plurality must be illusory’ for Spinoza, as Russell said. That is not at all like Spinoza, and the affirmation of it is on Russell’s conscience, that he should have stooped so low to discredit the ‘concept of substance’ in the eyes of ‘modern science’ as ‘incompatible with modern logic and with scientific method’. One thing, however, is beyond doubt here: what Russell called ‘modern logic and scientific method’ really is incompatible with the logic of Spinoza’s thinking, with his principles of the development of scientific definitions, with his understanding of ‘correct definitions’. For Spinoza ‘relations and plurality’ were not ‘illusory’ (as Russell described them) and ‘identity and unity’ were not illusions created by the ‘subjective-predication as a structure’ (Russell). Both the one and the other were wholly real, and both existed in ‘God’, i.e., in the very nature of things, quite irrespective of whatever the verbal structures of the so-called ‘language of science’ were.

But for Bertrand Russell, both the one and the other were equally illusions. ‘Identity’ (i.e., the principle of substance, of the general nature of things), was an illusion created by language and ‘relations and plurality’ were illusions created by our own sensuality. But what, in fact, is independent of our illusions? I do not know and I don’t want to know; I don’t want to know because I cannot, Russell answered. I know only what is the 'world' given to me in my sensations and perceptions (where it is something ‘plural’) and in my language (where it is something ‘identical’ and related). But what is there besides this ‘world’? God only knows, answered Russell, word for word repeating Bishop Berkeley’s thesis, though not risking affirming categorically after him that ‘God’ in fact ‘knew’ it, because it was still not known if God himself existed.

There we have the polar contrast of the positions of Spinoza and of Berkeley and Hume (whom the Neopositivists are now trying to galvanise back to life). Berkeley and Hume also primarily attacked the whole concept of substance, trying to explain it as the product of an ‘impious mind’. Because there is a really unpersuasive alternative here, namely two polar and mutually exclusive solutions of one and the same problem the problem of the relation of ‘the world in consciousness’ (in particular in ‘correct definition’) to the ‘world outside consciousness’ (outside ‘verbal definition’). For here a choice must be made: either nature, including man as part of it, must be understood through the logic of the ‘concept of substance’, or it must be interpreted as a complex of one’s sensations.

But let us return to consideration of Spinoza’s conception. Spinoza well understood all the sceptical arguments against the possibility of finding a single one correct definition of the thing that we are justified in taking as a definition of the nature of the thing itself and not of the specific state and arrangement of the organs within ourselves, in the form of which this thing is represented ‘within us’. In considering different variants of the interpretation of one and the same thing, Spinoza drew the following direct conclusion: ‘All these things sufficiently show that everyone judges things by the constitution of his brain, or rather accepts the affections of his imagination in the place of things.’ In other words, we have within us, in the form of ideas, not the thing itself and its proper form, but only the inner state that the effect of the external things evoked in our body (in the corpus of the brain). Therefore, in the ideas we directly have of the external world, two quite dissimilar things are muddled and mixed up: the form of our own body and the form of the bodies outside it. The naive person immediately and uncritically takes this hybrid for an external thing, and therefore judges things in conformity with the specific state evoked in his brain and sense organs by an external effect in no way resembling that state. Spinoza gave full consideration to the Cartesians’ argument (later taken up by Bishop Berkeley), that toothache was not at all identical in geometric form to a dentist’s drill and even to the geometric form of the changes the drill produced in the tooth and the brain. The brain of every person, moreover, was built and tuned differently, from which we get the sceptical conclusion of the plurality of truths and of the absence of a truth one and the same for all thinking beings. ‘For everyone has heard the expressions: So many heads, so many ways of thinking; Each is wise in his own manner; Differences of brains are not less common than differences of taste; all which maxims show that men decide upon matters according to the constitution of their brains, and imagine rather than understand things.

The point is this to understand and correctly determine the thing itself, its proper form, and not the means by which it is represented inside itself, i.e., in the form of geometric changes in the body of our brain and its microstructures. But how is that to be done? Perhaps, in order to obtain the pure form of the thing, it is simply necessary to ‘subtract’ from the idea all its elements that introduce the arrangement (disposition) and means of action of our own body, of its sense organs and brain into the pure form of the thing: But (1) we know as little of how our brain is constructed and what exactly it introduces into the composition of the idea of a thing as we know of the external body itself. (2) the thing in general cannot be given to us in any other way than through the specific changes that it has evoked in our body. If we ‘subtract’ everything received from the thing in the course of its refraction through the prism of our body, sense organs, and brain, we get pure nothing. ‘Within us’ there remains nothing, no idea of any kind. So it is impossible to proceed that way.

However differently from any other thing man’s body and brain are built they all have something in common with one another, and it is to the finding of this something common that the activity of reason is in fact directed, i.e., the real activity of our body that we call ‘thinking’. In other words an adequate idea only the conscious state of our body identical in form with the thing, outside the body. This can be represented quite clearly. When I describe a circle with my hand on a piece of paper (in real space), my body, according to Spinoza, comes into a state fully identical with the form of the circle outside my body, into a state of real action in the form of a circle. My body (my hand) really describes a circle, and the awareness of this state (i.e., of the form of my own action in the form of the thing) is also the idea, which is, moreover, ‘adequate’.

And since ‘the human body needs for its preservation many other bodies by which it is, as it were, continually regenerated’, and since it ‘can move and arrange external bodies in many ways’, it is in the activity of the human body in the shape of another external body that Spinoza saw the key to the solution of the whole problem. Therefore ‘the human mind is adapted to the perception of many things, and its aptitude increases in proportion to the number of ways in which its body can be disposed.’ In other words, the more numerous and varied the means it has ‘to move and arrange external bodies’, the more it has ‘in common’ with other bodies. Thus the body, knowing how to be in a state of movement along the contours of circle, in that way knows how to be in a state in common with the state and arrangement of all circles or external bodies moving in a circle.

In possessing consciousness, especially, of my own relational states, that 'I' in such a way am also in possession of awarenesses, that are given by the embers that bring aflame from the sparking individualized forms of awarenesses, in that consciousness is derived by some valued quality, but which in some exacting but lesser in pertinence are factors that our ability of enabling us to think is because of our awakening state into consciousness. Still, there lives by its engulfing vanquishment, for which are, however, by its own latent confessions telling about us, that the unconscious implication against the conscious mind, is forever the unchangelessness that endorse of itself to a greater of powers. That, however, only happens where and when I actively determine myself, and the states of my body, i.e., its actions, in accordance with the shape of the external body, and not in conformity with the structure and arrangement of my own body and its ‘parts’. The more of these actions I know how to perform, the perfect is my thinking, and the more adequate are the ideas included in the ‘mind’ (as Spinoza continued to express it, using the language normal to his contemporaries), or simply in the conscious states of my body, as he interpreted the term ‘mind’ on neighbouring pages.

Descartes’ dualism between the world of external objects and the inner states of the human body thus disappeared right at the very start of the explanation. It is interpreted as a difference within one and the same world (the world of bodies), as a difference in their mode of existence (‘action’). The ‘specific structure’ of the human body and bra n; is here, for the first time, interpreted not as a barrier separating us from the world of things, which are not at all like that body, but on the contrary as the same property of universality that enables the thinking body (in contrast to all others) to be in the very same states as things, and to possess forms in common with them?

Spinoza himself expressed it thus: ‘There will exist in the human mind an adequate idea of that which is common and proper to the human body, and to any external bodies by which the human body is generally affected of that which is equally in the part of each of these external bodies and in the whole is common and proper.‘Hence it follows that the more things the body has in common with other bodies, the more things will the mind be adapted to perceive.’ Hence, also it follows that ‘some ideas or notions exist which are common to all men, for . . . all bodies agree in some things, which . . . must be adequately, that is to say, clearly and distinctly, perceived by all.’ In no case can. These ‘common ideas’ be interpreted as specific forms of the human body, and they are only taken for the forms of external bodies by mistake (as happened with the Cartesians and later with Berkeley), despite the fact that ‘the human mind perceives no external body as actually existing, unless through the ideas of the affections of its body.

The fact is that the ‘affections of one’s body’ are quite objective, being the actions of the body in the world of bodies, and not the results of the action of bodies on something unlike them, ‘in corporeal’. Therefore, ‘he who possesses a body fit for many things possesses a mind of which the greater part is external’.

From all that follows is more than is possibly understood, yet of case-by-case objects be more that we can understand in apprehension to God, i.e., the general universal nature of things, world substance; the more individual things our activity embraces and the deeper and more comprehensively we determine our body to act along the shape of the external bodies themselves, and the more we become an active component in the endless chain of the causal relations of the natural whole, the greater is the extent to which the power of our thinking is increased, and not to a lesser extent than there is of the ‘specific composition’ of our body and brain mixed into the ‘ideas’ as in making them ‘vague and inadequate’ (ideas of the imagination and not of ‘intellect’). The more active our body is, the more universal it is, the less it introduces ‘from itself’, and discloses the real nature of things. And the more passive it is, the more the constitution and arrangement of the organs within it (brain, nervous system, sense organs, etc.) affect ideas. Therefore the real composition of psychic activity (including the logical component of thought) is not in the least determined by the structure and arrangement of the parts of the human body and brain, but by the external conditions of universally human activity in the world of other bodies.

This functional determination gives an exact orientation to structural analysis of the brain, fixes the general goal, and gives a criterion by which we can distinguish the structures through which thinking is carried on within the brain from those that are completely unrelated to the process of thought, but govern, say, digestion, circulation of the blood, and so on.

That is why Spinoza reacted very ironically to all contemporaneous ‘morphological’ hypotheses, and in particular to that of the special role of the ‘pineal gland’ as primarily the organ of the ‘mind’. On this he said straight out: since you are philosophers, do not build speculative hypotheses about the structure of the body of the brain, but leave investigation of what goes on inside the thinking body to doctors, anatomists, and physiologists. You, as philosophers, not only can, but are bound to, work out for doctors and anatomists and physiologists the functional determination of thinking and not its structural determination, and you must do it strictly and precisely, and not resort to vague ideas about an ‘incorporeal mind’, ‘God’, and so on. But you can find the functional determination of thought only if you do not probe into the thinking body (the brain), but carefully examine the real composition of its objective activities among the other bodies of the infinitely varied universum. Within the skull you will not find anything to which a functional definition of thought could be applied, because thinking is a function of external, objective activity. And you must therefore investigate not the anatomy and physiology of the brain but the ‘anatomy and physiology’ of the ‘body’ whose active function in fact is thought, i.e., the ‘inorganic body of man’, the ‘anatomy and physiology’ of the world of his culture, the world of the ‘things’ that he produces and reproduces by his activity.

The sole ‘body’ that thinks from the necessity built into its special ‘nature’ (i.e., into its specific structure) is not the individual brain at all, and not evened the whole man with a brain, heart, and hands, and all the anatomical features peculiar to him. Of necessity, according to Spinoza, only substance possesses thought. Thinking Asignecessarv premise and indispensable sqndition (sine qua non) in all nature as a whole. But that, Marx affirmed, is not enough. According to him, only nature of necessity thinks, nature that has achieved the stage of man socially producing his own life, nature changing and knowing itself in the person of man or of some other creature like him in this respect, universally altering nature, both that outside him and his own. A body of smaller scale and less ‘structural complexity’ will not think. Labour is the process of changing nature by the action of social man, and is the subject’ to which thought belongs as ‘predicate’. But nature, the universal matter of nature, is also its substance. Substance, having become the subject of all its changes in man, the cause of itself ('causa sui'). The most direct path to the creation of dialectical logic, as we have already said, is ‘repetition of the past’, made wisely by experience, repetition of the work of Marx, Engels, and Lenin, or critical, materialist rethinking of the achievements that humanity owes in the realm of the Higher Logic to classical German philosophy of the end of the eighteenth and beginning of the nineteenth century, to the process of spiritual maturing, striking in its rapidity, associated with the names of Kant, Fichte, Schelling, and Hegel.

The ‘matter of logic’ then underwent, in a very short historical period, the most prodigious ‘flight of imagination’ since antiquity, marked in itself by an inner dialectic so tense that even simple acquaintance with it still cultivates dialectical thinking. First of all we must note that it was the German classical philosophy that clearly recognised and sharply expressed the fact that all problems of philosophy as a special science somehow or other turned on the question of what thought was and what were its interrelations with the external world. Understanding of this fact, has already confronted us, that in the systems of Descartes and Locke, Spinoza and Leibniz, was now transformed into the consciously established spring-off point of all investigations, into the basic principle of a critical endorsing by which we can find of some comforts to a second thought, by its second thought, is the result of the preceding development as accomplishing of Kant, yet is to a greater extent than the circularity established over two-centuries, and, lest of mention, that Kant’s investigation, had entered on a fundamentally new stage of understanding events as resolving of its specially dynamical parts of conceptual representations.

The need to examine and analyse the path critically was not of course dictated only by the inner needs of philosophy itself, by the striving to completeness and orderliness (although the philosophers themselves so expressed it), but mainly by the powerful pressure of outside circumstances, the crisis-ridden, prerevolutionary state of all intellectual culture. The intense conflict of ideas in all spheres of intellectual life, from politics to natural science, willy-nilly involved in ideological struggle, ever more insistently impelled philosophy to dig down ultimately to the very roots and sources of what was happening, to understand where the general cause of the mutual hostility between people and ideas was hidden, to find and point out to people the rational way out of the situation that had arisen.

Kant was the first to attempt to embrace within the framework of a single conception all the main opposing principles of the thought of the time that was approaching a catastrophic collision. In trying, to unite and reconcile those principles within one system he only, against his will, exposed more clearly the essence of the problems that were unresolvable by the tried and known methods of philosophy.

The actual state of affairs in science presented itself to Kant as a war of all against all, in that one to imagine by natural and related states, be it that following Hobbes, he is characterized (as applied to science) by, a state of injustice and violence. In this state scientific thought (‘reason’) ‘can establish and secure its assertions only through war . . . In that case ‘the disputes are ended by a victory to which both sides lay claim, and which is generally followed by a merely temporary armistice, arranged by some mediating authority . . . Putting it another way, it was the tension of the struggle between opposing principles, each of which had been developed into a system claiming universal significance and recognition, that constituted the ‘natural’ state of human thought for Kant. The ‘natural’, actual, and obvious state of thought, consequently, was just dialectics. Kant was not at all concerned to extirpate it once and for all from the life of reason, i.e., from science understood as a certain developing whole, but only ultimately to find a corresponding ‘rational’ means of resolving the contradictions, discussions, disputes, conflicts, and antagonisms arising in science. Could reason itself, without the aid of ‘authority’, overcome the anguish of dissension?

‘The endless disputes of a merely dogmatic reason,’ as he put it, ‘thus finally constrain us to seek relief in some critique of reason itself, and its legislatively based criticism.’ The state of endless disputes, and hostility between theoreticians, seemed and Kant to be a consequence of the fact that the ‘republic of scholars’ did not as yet have a single, systematically developed ‘legislation’ recognised by all, or ‘constitution of reason’, which would enable it to seek solution of the conflicts not in war ‘to the death’ but in the sphere of polite, academic discussion, in the form of a ‘legal process’ or ‘action’ in which each party would hold to one and the same ‘code’ of logical substantiation and, recognising the opponent as an equally competent and equally responsible party as himself, would remain not only critical but also self-significant, in that being critically essential, for which it still as Is always ready to recognise his mistakes, nonetheless of the transgressions against every one of a logically geometric ruling held in stability? This ideal of the inter-relations of theoreticians and it is difficult to raise any objection against it even now loomed before Kant as the goal of all his investigations. But thereby, at the centre of his attention, there was above all that field that tradition assigned to the competence of logic. It was clear to Kant, on the other hand, that logic in the form in which it existed could not in any way satisfy the pressing needs of the situation created, or serve as a tool to analyse it. The very term ‘logic’ was so discredited by then that Hegel was fully justified in speaking of the universal and complete scorn for this science that for ‘hundreds and thousands of years . . . was just as much honoured as it is despised now’. [Lectures on the History of Philosophy] And only the profound reform that it underwent in the work of the classical German philosophers restored respect and dignity to the very name of the science of thought. Kant was the very first to try to pose and resolve the problem of logic specifically by way of a critical analysis of its content and historical fate. For the first time he compared its traditional baggage with the real processes of thinking in natural science and in the sphere of social problems.

Kant above all set himself the goal of bringing out and summing up the undisputed truths that had been formulated within the framework of traditional logic, though also scorned for their banality. In other words he tried to bring out those ‘invariants’ that had remained unaffected during all the discussions on the nature of thinking stretching over centuries and millennia, the propositions that no one had called in question, neither Descartes nor Berkeley, neither Spinoza nor Leibniz, neither Newton nor Huygens, not one theoretically thinking individual. Having singled this ‘residue’ out from logic, Kant was satisfied that what remained was not very much, a few quite general propositions formulated in fact by Aristotle and his commentators.

From the angle from which Kant surveyed the history of logic it was impossible to draw any other conclusion; for it went without saying that if one sought only those propositions in logic with which everyone equally agreed, both Spinoza and Berkeley, both the rationalist-naturalist and the theologian, and all their disagreements were taken out of the brackets, then nothing else would remain within the brackets, nothing except those completely general ideas (notions) about thought that seemed indisputable to all people thinking in the defined tradition. There thus existed a purely empirical generalisation, really stating only that not a single one of the theoreticians so far occupying themselves with thought had actually disputed a certain totality of judgments. But you could not tell from these judgments whether they were true in themselves, or were really only common and generally accepted illusions.

For all theoreticians had hitherto thought (or had only tried to think) in accordance with a number of rules. Kant, however, transformed the purely empirical generalisation into a theoretical judgment (i.e., into a universal and necessary one) about the subject matter of logic in general, about the legitimate limits of its subject matter: ‘The sphere of logic is quite precisely delimited; its sole concern is to give an exhaustive exposition and a strict proof of the formal rules of all thought. Here ‘formal’ means quite independently of how thought precisely is understood, and of its origins and objects or goals, its relations to man’s other capacities and to the external world, and so forth, i.e., independent of how the problem of the ‘external’ conditions within which thinking is performed according to the rules is resolved, and of metaphysical, psychological, anthropological, and other considerations. Kant declared these rules to be absolutely true and universally obligatory for thought in general, ‘whether it be a priori or empirical, whatever be its origin or object, and whatever hindrances, accidental or natural, it may encounter in our minds’. Having thus drawn the boundaries of logic (‘that logic should have been thus successful is an advantage that it owes entirely to its limitations, whereby it is justified in abstracting indeed, it is under obligation to do so from all objects of knowledge and their differences. . . .’), Kant painstakingly investigated its fundamental possibilities. Its competence proved to be very narrow. By virtue of the formality mentioned, it of necessity left out of account the differences in the views that clashed in discussion, and remained absolutely neutral not only in, say, the dispute between Leibniz and Hume but also in a dispute between a wise man and a fool, so long as the fool ‘correctly’ set out whatever ideas came into his head from God knew where, and however absurd and foolish they were. Its rules were such that it must logically justify any absurdity so long as the latter was not self-contradictory. A self-consistent stupidity must pass freely through the filter of general logic.

Kant especially stresses that ‘general logic contains, and can contain, no rules for judgment’, that is ‘the faculty of subsuming under the rules; that is, of distinguishing whether something does or does not stand under a given rule (casus datae legis.)’. The firmest knowledge of the rules in general (including the rules of general logic) is therefore no guarantee of their faultless application. Since ‘deficiency in judgment is just what is ordinarily called stupidity’, and since ‘for such a failing there is no remedy’, general logic cannot serve either as an ‘organon’ (tool, instrument) of real knowledge or even as a ‘canon’ of it, i.e., as a criterion for testing ready-made knowledge.

For what then, in that case, is it in general needed? Exclusively for checking the correctness of so-called analytical judgments, i.e., ultimately, acts of verbal exposition of ready-made ideas already present in the head, however unsound these ideas are in themselves, Kant stated in full agreement with Berkeley, Descartes, and Leibniz. The contradiction between a concept (i.e., a rigorously defined idea) and experience and the facts (their determinations) is a situation about which general logic has no right to say anything, because then it is a question already of an act of subsuming facts under the definition of a concept and not of disclosures of the sense that was previously contained in the concept. (For example, if I affirm that ‘all swans are white’, then, having seen a bird identical in all respects except colour with my idea of a swan, I will be faced with a difficulty, which general logic cannot help me to resolve in any way. One thing is clear, that this bird will not be subsumed under my concept ‘swan’ without contradiction, and I will be obliged to say: it is not a swan. If, all the same, I recognise it as a swan, then the contradiction between the concept and the fact will already be converted into a contradiction between the determinations of the concept, because the subject of the judgment (swan) will be defined through two mutually exclusive predicates (‘white’ and ‘not white’). And that is already inadmissible and equivalent to recognition that my initial concept was incorrectly defined, and that it must be altered, in order to eliminate the contradiction.)

So that every time the question arises of whether or not to subsume a given fact under a given concept, the appearance of a contradiction cannot be taken at all as an index of the accuracy or inaccuracy of a judgment. A judgment may prove to be true simply because the contradiction in the given case demolishes the initial concept, and reveals its contradictoriness, and hence its falsity. That is why one cannot apply the criteria of general logic unthinkingly where it is a matter of experimental judgments, of the acts of subsuming facts under the definition of a concept, of acts of concretising an initial concept through the facts of experience. For in such judgments the initial concept is not simply explained but has new determinations added to it. A synthesis takes place, a uniting of determinations, and not analysis, i.e., the breaking down of already existing determinations into details. All judgments of experience, without exception, have a synthetic character. The presence of a contradiction in the make-up of such a judgment is consequently a natural and inevitable phenomenon in the process of making a concept more precise in accordance with the facts of experience. To put it another way, general logic has no right to make recommendations about the capacity of a judgment since this capacity has the right to subsume under the definition of a concept those facts that directly and immediately contradict that definition.

Any empirical concept is therefore always in danger of being refuted by experience, by the first fact that strikes the eye. Consequently, a judgment of a purely empirical character, i.e., one in which an empirical given, sensuously contemplated thing or object functions as subject (e.g., our statement about swans), is true and corrected only with the obligatory reservation: ‘All swans that have so far come within our field of experience are white’. Such a statement is indisputable, because it does not claim to apply to any individual things of the same kind that we have not yet been able to see. And further experience has the right to correct our definitions and to alter the predicates of the statement.

Our theoretical knowledge is constantly coming up against such difficulties in fact, and always will.

But if that is so, if science develops only through a constant juxtaposition of concepts and facts, through a constant and never-ending process of resolving the conflict that arises here again and again then the problem of the theoretical scientific concept is sharply posed immediately. Does a theoretical scientific generalisation (concept), claiming universality and necessity, differ from any empirical, inductive ‘generalisation’? (The complications that arise were facetiously described of a century that later of Russell, in the form of a fable. Once there was a hen in a hen-coop. Every day the farmer brought it corn to peck, and the hen certainly drew the conclusion that appearance of the farmer was linked with the appearance of corn. But one fine day the farmer appeared not with corn but with a knife, which convincingly proved to the hen that there would have been no harm in having a more exact idea of the path to a scientific generalisation.) In other words, are such generalisations possible as can, despite being drawn from only fragmentary experience relative to the given object, nevertheless claim to be concepts providing scientific prediction, i.e., to be extrapolated with assurance to future experience about the selfsame object (taking into consideration, of course, the effect of the diverse conditions in which it may be observed in future)? Are concepts possible that express not only and not simply more or less chance common attributes, which in another place and another time may not be present, but also the ‘substance’ itself, the very ‘nature’ of the given kind of object, the law of their existence? That is to say, are such determinations possible, in the absence of which the very object of the given concept is absent (impossible and unthinkable), and when there is already another object, which for that very reason is competent neither to confirm nor to refute the definition of the given concept? (As, for example, consideration of a square or a triangle has no bearing on our understanding of the properties of a circle or an ellipse, since the definition of the concept ‘circumference of a circle’ contains only such predicates as strictly describe the boundaries of the given kind of figure, boundaries that it is impossible to cross without passing into another kind). The concept thus presupposes such ‘predicates’ as cannot be eliminated (without eliminating the object of the given concept itself) by any future, ‘any possible’ (in Kant’s terminology) experience.

So the Kantian distinction between purely empirical and theoretical scientific generalisations arises. The determinations of concepts must be characterised by universality and necessity, i.e., must be given in such a way that they cannot be refuted by any future experience.

Theoretical scientific judgments and generalisations, unlike purely empirical ones, in any case claim to be universal and necessary (however the metaphysical, psychological, or anthropological foundations of such claims are explained), to be confirmable by the experience of everybody of sound mind, and not refutable by that experience. Otherwise all science would have no more value than the utterances of the fool in the parable who produces sententious statements at every opportune and inopportune moment that are only pertinent and justified in strictly limited circumstances, i.e., thoughtlessly uttering statements applicable only on particular occasions as absolutes and universals, true in any other case, in any conditions of time and place.

The theoretical generalizations of science (and their judgments linking to them) have to indicate not only the definition of the concept but also the whole fullness of the conditions of its applicability, universality, and necessity. But that is the whole difficulty. Can we categorically establish that we have listed the whole series of necessary conditions? Can we be sure that we have included only the really necessary conditions in it? Or have we perhaps included superfluous ones, not absolutely necessary?

Kant remained open on this question, too. He was right, since there is always the chance of a mistake. In fact, how many times are the revered paradigms of scientific knowledge have in taking such a particularity for the all-comprehended. In any case it is clear that ‘general’, i.e., purely formal, logic has no right here either to formulate a rule making it possible to distinguish the simple general from the universal; to distinguish that which has been observed up too now from that which will be observed in the future, however long our experience goes on for and however broad the field of facts that it embraces. For the rules of general logic judgments of the type of ‘all swans are white’ are quite indistinguishable from statements of the type of ‘all bodies are extended’, because the difference in them consists not in the form of the judgment but exclusively in the content and origin of the concept embraced in it. The first is empirical and preserves its full force only in relation to experience already past (in Kant’s parlance it is only true a posteriori); the second claims to a greater force, to be correct also in relation to the future, and to any possible experience regarding natural bodies (in Kant’s parlance it is true a priori, i.e., prior to, before being tested by experience). For that reason we are convinced (and science lends our conviction the character of an apodictic affirmation) that however far we travelled in space and however deep we penetrated into matter we would never and nowhere encounter a ‘natural body’ that refuted our conviction, i.e., ‘a body without extension.

Why? Because there, cannot be a body without extension in nature? To answer thus, Kant said, would be impudent. All we can say is the following: if, even in the infinite universe, such remarkable bodies did exist, they could never, in any case, come within our field of vision, within our field of experience. And if they could, then they would be perceived by us as extended, or would not be perceived at all. For such is the structure of our organs of perception that they can only perceive things in the form of space, only as extensions and continuities (in the form of time).

It may be said that they are such ‘in themselves’; Kant did not consider it possible to deny that, or to assert it. But ‘for us’ they are precisely such, and cannot be otherwise, because then they would not in general be part of our experience, would not become objects of experience, and therefore would not serve as the basis for scientific statements and propositions, for mathematics, physics, chemistry, and other disciplines.

The spatial-temporal determinations of in contact with each other. The modes of describing them mathematically are in that way, as rescued from any danger from being questionable by each possible experience, that, nevertheless, they are precisely true on condition of that very experience being favourably possible. All theoretical propositions as such that their statements that linking of both determinants together, may by acquiring a universal and necessary character and no longer need to be confirmed by experience. That is why Kant defined them as a priori, synthetic statements. It is by virtue of this character of theirs that we can be quite confident that two times two are four and not five or six not only on our sinful earth but also on any other planet that the diagonal of a square will be just as incommensurate with its sides. That the laws discovered by Galileo, Newton, and Kepler will be the same in any corner of the Universe as in the part investigated by us. Because only and exclusively universal and necessary definitions (in the sense explained above), predicates of the concept, are linked together (synthesised) in these propositions.

All the same, the main inconvenience that science comes up axiomatically proven, that for their analytical judgments yet synthetic ones, are understood for commonsensical logic, for which is only competent to judge analytical correctness, then we must inevitably conclude that there must be to arriving in favour of logic, apart from what is held to some foreignly general logic. This having to do only with theoretical applications of the intellect, with rules of producing theoretical assessments, i.e., judgments that we are entitled to appraise as universal, necessary, and therefore deliberatively objective.

When we have reason to consider a judgment necessarily universal, as we must consider it objectives also, that is, that it expresses not merely a reference of our perception to a subject, but a quality of the object. For there would be no reason for the judgment of other men and found it necessarily agreeing with mine that, if it were not for the unity of the object for which they all refer, and for which they have in accord, therefore they must all agree with one and the other. Still, it is true, that we do not know of anything about things in themselves, i.e., yet, outside the experience of all people are overall, that they, by some familiarized experiences that all existing and future people are likely as systematized, as if, by saying, we are alike in ourselves, as to no choice of necessities that we look the same (and therefore anybody will be able to test the correctness of our statement.) A theoretical judgment will guarantee, that for Kant, he also drew the conclusion that there must be of some logic (or rather a section of logic) that dealt specially with the principles and rules of the theoretical application of thought or the conditions of applying the rules of general logic to the solution of special theoretical problems, to acts of producing universal, necessary, and thus objective judgments. This logic was still not entitled, unlike general logic, to ignore the difference between knowledge (ideas) in content and origin. It could and must serve as an adequate canon (if not as an organon) for thinking that laid claim to the universality and necessity of its conclusions, generalisations, and propositions. Kant conferred the title of transcendental logic on it, i.e., the logic of truth.

The centre of attention here naturally turned out to be the problem of what Kant called the intellect’s synthetic activity, i.e., the activity by which new knowledge was achieved, and not ideas already existing in the head clarified. ‘By synthesis, in its most general sense,’ he said, ‘I understand the act of putting different representations together and of grasping what is manifold in them in one (act of) knowledge.’ Thus he assigned synthesis the role and ‘sense’ of the fundamental operation of thinking, preceding any analysis in content and in time. Whereas analysis consisted in act of arranging ready ideas and concepts, synthesis served as an act of producing new concepts. And the rules of general logic had a very conditional relation to that act, and so in general to the original, initial forms of the working of thought.

In fact, Kant said, where reason had not previously Joined anything together there was nothing for it to divide and ‘before we analyse our representations, the representations must themselves be given, and therefore as regards content no concepts can arise by way of analysis.’ So the original, fundamental, logical forms, it far spired, were not the principles of general logic, not the fundamental principles of analytical judgments (i.e., not the law of identity and the principle of contradiction), but only universal forms, schemas, and means of uniting various ideas into the body of some new idea, schemas ensuring unity of diversity, means of identifying the different and uniting the heterogeneous.

Thus, notwithstanding the formal order of his exposition, and despite it, Kant in essence affirmed that the really universal initial and fundamental logical forms were not those at all that were considered such by traditional formal logic, but that these were rather the ‘second storey’ of logical science, and so derivative, secondary, and true only insofar as they agreed with the more universal and important, with the propositions relating to the synthesis of determinations in the composition of a concept and judgment.

It was clearly a complete revolution in views on the subject matter of logic as the science of thought. Not enough attention is usually paid to this point in expounding Kant’s theory of thought, although it is here that he proved to be the real progenitor of a fundamentally new dialectical stage in the development of logic as a science. Kant was the first to begin to see the main logical forms of thinking in categories thus including everything in the subject matter of logic that all preceding tradition had put into the competence of ontology and metaphysics, and never into that of logic. The union of representations given upon a first-effect-impression, are to some an awareness of judgment. Thinking therefore is the same as judging, or referring representations to judgments in general. Hence judgments are merely either subjective, when representations are conceptual or absorbed contentually, for which consciousness in the evolving range from which the psychological subject is prognostically unified or most distant from his objectivity, as when they are united comprehensively conscious, that is, of some blending necessarities. The logical functions of all judgments are but various modes of uniting representations in consciousness But if they serve for concepts, they are concepts of their necessary union in a consciousness, and so principles of objectively valid judgments. Categories are also ‘principles of objectively valid judgements’. And just because the old logic had turned up its nose at investigating these fundamental logical forms of thinking, it could neither help the movement of theoretical, scientific knowledge with advice nor tie up the loose ends in its own theory. ‘I have never been able to accept the interpretation which logicians give of judgment in general,’ Kant said. ‘It is, they declare, the representation of a relation between two concepts. I do not here dispute with them as to what is defective in this interpretation that in any case it applies only to categorical not to hypothetical and disjunctive judgments (the latter two are in containing the relation as not of their concepts but for judgments), an oversight from which many troublesome consequences have followed. I need only point out that the definition does not determine in what the asserted relation consists.

Kant clearly posed the task of understanding categories as logical units, and of disclosing their logical functions in the process of producing and transforming knowledge. True, an almost uncritical attitude to the definitions of the categories borrowed by logic from ontology. But the problem was posed: the definitions of categories were understood as logical (i.e., universal and necessary) schemas or the principles of linking ideas together in ‘objective’ judgments.

Categories were thus those universal forms (schemas) of the activity of the subject by means of which coherent experience became possible in general, i.e., by which isolated perceptions were fixed in the form of knowledge: ‘...Since experience is knowledge by means of connected perceptions, the categories are conditions of the possibility of experience, and are therefore valid a priori for all objects of experience. Any judgment, therefore, that claimed to universal significance, always overtly or covertly included a category:’we cannot think an object save through categories.

And if logic claimed to be the science of thinking it must also develop just this doctrine of categories as a coherent system of categorical determinations of thought. Otherwise, it simply had no right to call itself the science of thought. Thus it was Kant (and not Hegel, as is often thought and said) who saw the main essence of logic in categorical definitions of knowledge, and began to understand logic primarily as the systematic exposition of categories, universal and necessary concepts characterising an object in general, those very concepts that were traditionally considered the monopoly of metaphysical investigations. At the same time, and this is linked with the very essence of Kant’s conception, categories were nothing other than universal forms (schemas) of the cognitive activity of the subject, purely logical forms of thinking understood not as a psychic act of the individual but a ‘generic’ activity of man, as the impersonal process of development of science, as the process of the crystallising out of universal -scientific knowledge in the individual consciousness.

Kant, not without grounds, considered Aristotle the founder of this understanding of logic, that same Aristotle on whom, following mediaeval tradition, responsibility had been put for the narrow, formal understanding of the boundaries and competence of logic, though in fact it was not his at all. Kant, however, reproached Aristotle for not having given any ‘deduction’ of his table of categories, but simply only setting out and summing up those categories that already functioned in the existing consciousness of his time. The Aristotelean list of categories therefore suffered from ‘empiricism’. In addition, and on Kant’s lips the reproach sounds even more severe, Aristotle, not having been content with explaining the logical function of categories, had also ascribed a ‘metaphysical meaning’ to them, explaining them not only as logical (i.e., theoretically cognitive) schemes of the activity of the mind but also as universal forms of existence, universal determinations of the world of things in themselves, that is to say he ‘hypostasised’ the purest logical schemas as metaphysics, as a universal theory of objectivity as such.

Kant thus saw Aristotle’s main sin as having taken the forms of thinking for the forms of being or existence, and so having converted logic into metaphysics, into ontology. Hence also the task of having, in order to correct Aristotle’s mistake, to convert metaphysics into logic. In other word’s Kant still saw the real significance of Aristotle, through the converting prism of his initial precepts, as the ‘father of logic’ and understood that Aristotle was such in his capacity as author of the Metaphysics. So Kant once and for all cut the roots of the mediaeval interpretation both of Aristotle and of logic, which had seen the logical doctrine of the Stagirite only in the texts of the Organon. This unnatural separation of logic from metaphysics, which in fact was due not to Aristotle at all but to the Stoics and Scholastics, acquired the force of prejudice in the Middle Ages, but was removed and overcome by Kant.

Kant did not give his system of categories in the Critique of Pure Reason, but only posed the task of creating one in general fashion, ‘since at present we are concerned not with the completeness of the system, but only with the principles to be followed in its construction . . . ’. He also did not set out the logic, but only the most general principles and outlines of its subject matter in its new understanding, its most general categories (quantity, quality, relation, and modality, each of which was made more concrete in three derivatives). Kant considered that the further development of the system of logic in the spirit of these principles no longer constituted a special work: ‘. . .it will be obvious that a full glossary, with all the requisite explanations, is not only a possible, but an easy task.’ . . . .It can easily be carried out, with the aid of the ontological manuals for instance, by placing under the category of causality the predicables of force, action, passion; under the category of community the predicables of presence, resistance; under the predicaments of modality, the predicables of coming to be, ceasing to be, change, etc.

Here again, as was the case with general logic, Kant displayed an absolutely uncritical attitude to the theoretical baggage of the old metaphysics, and to the determinations of categories developed in it, since he reduced the business of creating the new logic to very uncritical rethinking, to a purely formal transformation of the old metaphysics (ontology) into logic. In practice it sometimes resulted simply in the renaming of ‘ontological’ concepts as ‘logical’. But the very carrying out of the task posed by Kant very quickly led to an understanding that it was not so simple to do, since what was required was not a formal change but seriously afar from reaching, as given rise to free radical qualitative change, for which the sum of its parts attribute to the totality of everyone system of rules, in that is to implicate of its owing philosophy. Kant himself still did not clearly and completely realise this fact; he had only partially detected the dialectical contradictions of the old metaphysics, in the form of the famous four autonomies of pure reason. A start, however, had been made.

According to Kant categories were purely logical forms, schemas of the activity of the intellect linking together the facts of sensuous experience (perceptions) in the form of concepts and theoretical (objective) judgments. In themselves categories were empty, and any attempt to use them as other than logical forms of the generalization of empirical facts had led one way or of another, and, Kant expressed this idea in his own manner, affirming that it was impossible in any case to understand categories as abstract determinations of things in themselves as they existed outside the consciousness of people and outside experience. They characterised, in a universal (abstract-universal) way only the conceivable object, i.e., the external world as and how we of necessity thought of it, as and how it was represented in consciousness after being refracted through the prism of our sense organs and forms of thinking. Transcendental logic, therefore, the logic of truth, was logic, and only logic, only the doctrine of thinking. Its concepts (categories) told us absolutely nothing about how matters stood in the world outside experience, whether in the world of the ‘transcendental’ outside the bounds of experience, there was causality, necessity, and chance, quantitative and qualitative differences, a difference in the probability and inevitability of an event occurring, and so forth. That question Kant thought it impossible to answer, however in the world as given to us-by-experience matters stood exactly as logic pictured them, and science needed nothing more.

Making use of the principles of probability, one may calculate probability that a given hypophysis has on one’s evidence base. Nevertheless, if our evidence-base is composed only of necessary truths and facts of inner perception, least be mention, the difficulty to envision the possibility that it could provide justification for any contingent truths other than those that pertain to related mental states of consciousness. How could such an evidence-base even lend probability to the hypothesis that there is a world of external physical things? By the person of Franz Brentano (1838-1917) was reluctant to concede that his theory of knowledge might have such sceptical consequences. In his theological writings, he attempted by proving the existence of a personal God and he concluded that we have 'a probability approaching certainty' that such a being exists. But, unlike Descartes, he does not attempt to base his theory of knowledge upon such a conclusion. Perhaps the most significant thing about its theory is the general problem that it leaves us with, (1) the knowledge that we have is based upon necessary truths and certain facts about our conscious states, and if (2) application of the principles of probability to this evidence base does not provide probability for our common sense beliefs, then (3) it would seem to be questionable whether we can have any justification for such beliefs.

It would, of our’s to suggest, in at least in one solution, as, perhaps, in those intentional attitudes that we ordinarily cal 'perceiving' and 'remembering' provide 'presumptive evidence' -that is to say, prima facie evidence -for their intentional objects, for example, believing that one is looking at a group of people tends to justify the belief that there is a group of people that one is looking at. How, then, are we to distinguish merely 'prima facie' justification from the real thing? This type of solution would seem to call for principles that specify, by reference to further facts of inner perception, the condition under which merely prima facie justification may become real justification.

Basically, knowledge is defined as the intellectual 'perception' of connections, or agreements and disagreements, between ideas. Such connections may be immediate and intuitively perceived, or mediate by other ideas and so matter of demonstration. Where we can perceive such connections, we have certain and universal knowledge, where we cannot, we lack 'knowledge,' and at best, have 'belief' or 'opinion.' This account fits well with our knowledge in the subjective matter that are of them subject to geometry. These, because of their systematic developments, were standard 17th century examples of 'science.' But, like others of the 'new philosophers' of the time, Locke did not accept the details of the Scholastic account of scientia, according to which scientific knowledge involved a rigidly defined structure, and is arranged and developed according to strict canons of syllogistic reasoning which has as its premises abstract maxims and definitions to the real essences of things.

To have 'scientia' with respect to a given thing is to have complete and certain cognition of its truth, that is, to hold a given proposition on grounds that guarantee its truth in a certain way. Following Aristotle, Aquinas holds that grounds of t his sort are provided only by demonstrative syllogisms, and so he maintains that the objects of scientia are propositions one holds on the basis of demonstrative syllogisms. To have scientia with respect to some preposition 'p' is to have a particular sort of referential justification for 'p.'

Now Aquinas holds that because the sort of justification essential to scientia is inferential, I t is also derivative: scientia acquires its positive epistemic status from the premises of the demonstrative syllogism and the nature of the syllogistic inference. Hence, he holds a principle of inferential justification according to which one is justified in holding the conclusion of some demonstration only if on e is justified in holding the demonstration’s premises. The premisses that ground scientia are not only logically but also epistemically prior to the conclusion.

Aquinas argues that our justification for holding the premisses of demonstrative syllogisms cannot in every case be inferential. So then, least of mention, if one holds that all justification is inferential and if a person is inferentially justified in holding some proposition only if he is justified in holding the premisses of the relevant inference, then one is committed to an 'infinite regress of justification.'

Regress arguments are not limited to epistemology. In ethics there is Aristotle’s regress argument (in Nichomachean Ethics) for the existence of a single end of rational action. In metaphysics there is Aquinas’s regress argument for an unmoved mover: If everything in motion were moving only by a mover that an infinite sequence of movers each moved by a further mover; science there can be no such sequence. There is an unmoved mover. A related argument has recently been given to show that not every state of affairs can have an explanation or cause of the sort posited by principles of sufficient reason; such principles are false, for a priori reasons having to do with their own concepts of explanation.

How can the same argument serve so many masters, from epistemology to ethics to metaphysics, from fondationalism to coherentism to scepticism? One reason is that the argument has the form of a reduction to absurdity of conjoined assumptions. Like all such arguments it cannot tell us, by itself, which assumption we should reject in order to escape the absurdity. Foundationalists reject one, coherentists anther, sceptics a third, and so on. Furthermore, the same argument form can be instantiated by different subject matter, of which epistemology is but one.

Nevertheless, for reasons that stand alone, let us suppose that there is some property 'A' pertaining t o aan observational or experimental situation, and that out of a large number of observed instances of 'A,' some fraction m/n (possibly equal to 1) have also been instances of some logically independent property 'B.' Suppose further that the background circumstance not specified in these descriptions have been varied to a substantial degree and that there is no collateral information available concerning the frequency of 'B’s' among 'A’s' o r concerning causal or nomological connections between instances of 'A' and instances of 'B.'

In this situation, an enumerative or instantial inductive inference would move from the premise that m/n of observed 'A’s' are 'B’s.' (The usual probability qualification will be assumed to apply to the inference, than being part of the conclusion.) Here the class of 'A’s' should be taken to include not only unobserved 'A’s' and future 'A’s' but also possible or hypothetical 'A’s.' (An alterative conclusion would concern the probability or likelihood of the very next observe 'A' being a 'B.')

The problematical tradition of induction, often referred to simply as the problem of induction, is the problem of whether and w hy inferences that fit this schema should be considered rationally acceptable or justified from an epistemic or cognitive standpoint, i.e., whether and why reasoning in this way is likely to lead to true claims about the world. Is there any sot of argument or rationale that can be offered for thinking that conclusions reached in this way are likely to be true if the corresponding premiss is true -even that their chances of truth are significantly enhanced?

The briefest acquaintance with modern philosophy -which is often taken to start with Descartes' 'radical doubt' as to whether all his experiences were plants from some evil demon or other deceptor -shows how few things we can directly, clearly know. We naturally want to move on from these sparse certainties -essentially just the existence of our selves and our current experiences -to other facts that we do not initially know. One of the most common methods for doing so is induction, used not only by scientists but also by everyone, everyday when they expect the world to react or remain a certain way. Obviously, we do not directly perceive that it will do so, as we do recognise that 'Cogito ergo sum.' How do we reason inductively, then? Is it rational?

Induction is often defined simply as taking the past as evidence of the future, but it is in fact broader than that. It takes place whenever we use specific, observed instances as evidence of the generalisations or laws they would fit into. It can, and has, been applied to the past, as in the fierce arguments in the early 19th century over whether the geological record proved a very ancient earth. This split uniformists from those who preferred denying induction and the similarity of the past to the present to denying Bible, which gave a genealogy of Adam's descendents used by Bishop Ussher to date the creation to 4004 BC. Likewise, when a birdwatcher argues from his lengthy observations that all swans are white, this is an instance of (overconfident) induction about the past, present and future. The most famous inductive argument, though, is that if a cause and effect seem to have been constantly conjoined, there exists a necessary connection between them (a natural law), which will continue to hold in the future.

David Hume, the great 18th century Scottish philosopher, first raised the 'problem of induction' with reference to this type of argument, but all his complaints and questions apply equally to inferences about past and present laws and generalisations. He considered the question: 'Why do we think that past regularities will continue to hold in the future?'

His central insight was that there can be no a priori reason, as laws of nature are never understood directly, but only known through experience: 'Adam, though all his rational faculties be supposed, at the very first, entirely perfect, could not have inferred from the fluidity and transparency of water, that it would suffocate him.' In fact, he would have had no deductive or intuitively certainties of its rationality for thinking that there were uniform natural laws. Gravity has always applied and does not logically imply 'this rock won't move to and fro' as we could imagine it as moving to and fro. To make this a valid argument, we would have to assume a hidden premise -nature is uniform -and this begs the question of why we think this. This can only be because it seems to have been uniform in the past. So induction must be justified inductively, relying on past regularities -and this is circular, as a look at Hume's initial question shows. A circular reason can be no reason at all, or we would accept the spurious reasoning Descartes puts in the mouth of 'learned' theologians: '...we must believe in the existence of God because it is a doctrine of Holy Scripture . . . we must believe Holy Scripture because it comes from God . . .'

This should make us worry that since we lack any reason for thinking inductively, we are being irrational in vast spheres of our life. Imagine a philosophy student who goes for lunch with a friendly scientist, who prides herself on her empiricism and rationality. Feeling that he ought to show that what he learnt that morning has some use (even if it is only in confusing the hungry), the philosopher asks his friend, just about to munch on a sausage roll: 'How do you know that won't poison you?' Perplexed, the scientist points out that the eatery isn't that unhygienic, only to be given a rundown on the problem of induction, which cuts short her attempts to appeal to natural laws and medical observations. Eying her sausage roll suspiciously, she puts it down, only to see her friend start to eat his. 'What are you doing? Are you crazy?', she cries. 'I'm not in a philosophy lecture any more,' he replies. His attitude reflects that of most philosophers who have been perplexed by the problem of induction. But, as we share her concern for rationality, we should sympathise with the worried scientist.

In fact, things are even worse than they might seem to the scientist. It is not just that she cannot know that the roll will not poison her; she has no reason for thinking this to be any more probable than it being poisonous, or bitter, or tasteless, or hallucinogenic. All options are equally (im)probable, unless she can establish the principle of the uniformity of nature a priori, without reference to the scientific observation which in fact convinces her (and the rest of us.) Descartes tried to do this, by arguing a priori that God exists, and that as he is no deceiver, the world must be largely as it appears. His argument is widely agreeing to have failed, and we are nowadays suspicious of attempts to prove facts about the world a priori, thanks in part to Hume, in part to people like the scientist.

Nor will we be helped here by Occam's Razor, the hugely useful principle that, all else being equal, we should prefer the simplest explanation. Just like the uniformity of nature, this is only based on experience. Perhaps we thought we could know (as Descartes had faith he did) that there was an author of the universe who favoured simplicity, understood in terms of uniform laws and similar features among similar groups. But we cannot -and, in the absence of a God, this is a hopelessly anthropomorphic concept of the universe. Why are laws we find simpler to understand more likely, or simpler from a cosmic perspective? Couldn't the universe just as well act randomly, or switch laws periodically?

Still, we may feel that the evidence for induction we are left with -experience -is enough. F.L. Will argues that it is. Separating the problem of induction from its typical temporal formulation, he gives the metaphor of a pasture (or past-ure?) inhabited by chicken farmers who cannot wander or gaze outside, but do steadily reclaim new land. As the pasture expands, the new roosters it gains are always more aggressive than the hens -don't the farmers have grounds for thinking that roosters outside are more aggressive? They would argue that they have a large, and growing, body of evidence for this. Will accuses sceptics of induction of constantly shifting the definition of 'the future' forwards to neutralise our evidence that laws will continue to hold, just like a sceptical chicken farmer might complain that the newly reclaimed land is no longer an example of what's outside the pasture. This consciously contradicts Bertrand Russell's dictum that past futures can never be evidence of future futures.

Hasn't induction proved to hold true a vast number of times, more than any individual law? This is certainly true, and without a doubt why we do in fact believe in induction, as Hume observed (though the psychological fact that regularities lead us to infer general principles does not prove anything -witness the way in which we are disposed to believe all sorts of pleasant superstitions on tenuous evidence.) But on its own, it is not sufficient reason for favouring the sorts of unchanging laws we want to favour over a law which changes tomorrow, or the day after. As Nelson Goodman pointed out in his seminal lecture on 'The New Riddle of Induction,' the evidence fits, the hypothesis that all emeralds are 'grue' (green up until tomorrow, blue afterwards) just as well it fits them remaining 'green.' Perhaps, it's just human favouritism to see the latter for being better confirmed. Simon Blackburn has challenged this, claiming that 'green' really is a simpler concept which we should interpret the evidence as suggesting, because unlike 'grue' it makes no reference to specific times or places. Whether this criticism works or not depends again on whether Occam's Razor can be justified a priori, and whether we can objectively define simple.

A sceptic of induction can always question this, and any other justification we might offer, pointing out either its circularity or its question-begging assumption of a priori principles. Perhaps he is being unfair, though. After all, what on earth would he count as a reason? The answer is clearly 'nothing.' Paul Edwards has argued that this reveals a misunderstanding of the word 'reason', since past instances of a law clearly do count as a reason for believing that law, in our sense of the word. This argument would not convince the most tentative sceptic. Not only does it ignore Goodman's riddle of which law to accept (are all emeralds 'green' or 'grue'?); it is at bottom a piece of semantic sleight-of-hand -we understand the sceptic's worry that induction may not constitute a real reason, however you wish to phrase it. As Simon Blackburn has pointed out, the mere fact that we use the principle of induction as a reason for beliefs does not mean that it is analytic, any more than our frequent appeals to majority opinion make that a good reason for thinking anything.

Nonetheless, there is more than a grain of truth to the complaint that the sceptic is being unreasonable in his demands. He is in effect asking us to give a deductive argument for inductive reasoning, and it should be no surprise that this is impossible. Deductive reasoning, of the sort that mathematicians and logicians use to prove things, is a wholly different method, concerned not with establishing natural laws and other putative facts about the world, but with syllogisms (eg. if all as are b’s and all b’s are c’s, then some as are c’s.) It should be no surprise that it can provide no foundation for induction. Philosophers generally favour deductive arguments and justifications (often derived from analyses of the meaning of words, as in Edwards' defence of induction.) But perhaps we can begin to see the best response -though it can only be a response, not a solution -to the seeming invulnerable problem of induction when we recognise that we cannot deductively justify deduction either, at least not without being accused of circularity.

What we seem to be left with, then, are two completely different modes of thinking, deduction and induction. Do both have to stand on themselves for their own justification? Well, we have seen that induction certainly does. Deduction is often seen as more basic, thanks to its employment in pure reasoning and mathematics, but in fact it may have arisen from induction. It is historically far more likely that the first cave dwellers started from observations like 'All apples are fruit, all fruit grows on plants -and apples grow on plants!' than that they sat inventing a formal syllogistic system, which proved useful enough to endure. On a more theoretical level, it is difficult to see how a disembodied brain separated from any experience of our universe could come up with such laws of inference, let alone the concept of discreet objects that they operate on.

Now if deduction stands on induction, this doesn't help us, but only spreads the contagious scepticism we have encountered. And if it stands on itself, it seems no better off than induction. What have we accomplished then, beyond calling maths and logic into as much doubt as science and sausage rolls? Well, we have come up with a response to the sceptic: if he wants to be consistent, he will have to give up deduction too. If he accepts this, then we have no counterattack. But if he doesn't, then he will have to accept that he has somehow set his standards too high. Like P.F. Strawson, he will have to accept that asking what reason we have for following these modes of reasoning is like asking: 'Is the law legal?'

But if we can't find any reason for it, outside its own standards, doesn't that make it irrational and arbitrary? Imagine someone came up with a method of justification -there's no need to imagine, people have -called faith-duction. This would simply state if something feels true, right and beautiful, then it is true. Clearly we need some grounds for preferring deduction and induction to faith-duction. Since all three set themselves up as basic ways of thinking, we can't ask why faith-duction is correct any more than we can justify deduction and induction in this way. We will have to use the same tactic employed a moment ago, teasing out consequences a fan of faith-duction will not want to accept, and then pragmatically showing why we should employ deduction and induction in our reasoning.

The flaw of faith-duction is that, unlike deduction and induction, it leads us to results that we find unacceptable. It has made people believe in old superstitions, like that of a flat earth, which have proved hopelessly inadequate for navigating our world, and which no modern person would want to accept. When the choice is laid out between faith-duction and a round earth, most people will choose the round earth. Another problem is that at any one time, there may be a number of mutually incompatible things which feel 'true, right and beautiful' to us. A faith-ductionist could choose to accept them all, but she will soon find this an impossible way to go on living and thinking.

Induction and deduction are modes of reasoning that have been carefully adjusted to avoid giving patently false answers. For all the theoretical arguments against believing induction, you cannot accuse it of having let us down in the same way that faith-duction does. People cite the example, given early on, of the birdwatcher who inductively assumes that all swans are white. But it is for this reason that refined induction specifies that all relevant facts about the world (for instance, our knowledge that colour can vary within species) have to be taken into account, and that narrow inductions about closely bound causes and effects are more reliable than others. The overconfident birdwatcher is to blame here.

The positive reason we have for believing these 'ductions' is that, in some way that we cannot understand, they seem lead us away from falsity and toward truth (their stem is derived from the Latin verb for leading, after all.) As Hume pointed out, we can't have any direct knowledge of uniform natural laws, which seem quite mysterious things. But we can have knowledge of specific instances where an apple snapping of a branch is conjoined with it falling to the ground: this is one of those concrete facts that we can know. And induction seems to lead us to these facts, just as deduction could lead us to the fact that apples grow on plants -this is why we accept it. We can always be surer of a specific inductive inference than of the general principle or law that seems to lie behind it. And Goodman's riddle shows the need for work understanding how our inductive thought distinguishes true possible hypotheses from false ones.

But our adoption of induction is practically justified by the facts about the world which led us to believe it in the first place. In this sense it is not irrational, though we cannot give the type of watertight reasoning for it that we can give for a conclusion inside a deductive system like logic. The difficult task of thinking about systems from inside them, from other systems, and from outside systems together (if that is possible -a matter for great debate) is what makes philosophy, . . . -philosophy.

For the last four centuries -ever since the French philosopher René Descartes -epistemology has been a central concern for philosophers. Indeed, it has often been the central concern, and on the occasions when it has not, the central concern has often been whether it should be the central concern! What is epistemology, why have philosophers been so obsessed with it, and should they be?

Simply, epistemology is the Theory of Knowledge. It asks such questions as: What is knowledge? How does knowledge relate to belief, truth, and rationality? Are there different kinds of knowledge? If so, how do they relate? How are these kinds of knowledge possible? Is knowledge of any kind really possible? If the goal of philosophy is ultimate knowledge about the world, then the starting point for investigation must be the concept of knowledge itself. That is what has made epistemology the 'First Philosophy' of 'Modernity.' Or, in the jargon of 'post-Modernity,' that is what made epistemology the putative meta-narrative for all legitimation discourses. In the tradition of all good philosophical answers, this one is singularly unhelpful, raising many more questions than it answers. But, also in that tradition, many of the questions it raises are very good ones. What is First Philosophy and what is Modernity? What is a meta-narrative and what is a legitimation discourse? And why say it was it only putatively such? Taking these in turn:

Modernity, in Philosophy, is the era since Descartes — the era of epistemology -so this is a circular characterization. So turn to 'First Philosophy' for an entry into the circle. The phrase goes back to Aristotle, used in describing what later became metaphysics. Aristotle thought that certain metaphysical questions, because they are concerned with Being as such, were so general that they had to be addressed before any other philosophical questions could get answers. Aristotle’s goal was to know the truth about the world. This seems to require understanding the framework for truth itself, viz., the categories of Being. Descartes’ project focussed on the knowing. His goal was attaining absolutely certain knowledge, not merely accidentally believed truths. The way Descartes saw it, before we could have any knowledge about the world, we first have to have knowledge about knowledge itself. After all, how could we really know anything without knowing what constitutes knowing? The answer that Descartes gave to this question -that our knowledge is structured like an immense building, and thus we must pay special attention to the foundational beliefs upon which all the rest rests -marks the birth of philosophical Modernity.

Modern epistemology, then, is the discourse that developed with Cartesian philosophy as its First Philosophy. Its aim is to provide an explanation, an understanding, and a knowledge of, among other things, explanation, understanding and knowledge! It can, therefore, be called a 'meta-narrative' with justification because it is a narrative about narratives themselves. And (to stay with the jargon) it is a 'legitimation discourse' insofar as its purpose is to justify or 'legitimate' the rest of our claims to well-grounded beliefs. On this view, epistemology is not concerned with justifying any specific claims, like the claims that the earth orbits the sun, that humans evolved from other animals, that government deficits lead to high interest rates, or that the ego acts as a mediator between the id and the superego. Those hypotheses are for the various 'special sciences' to justify. Rather, epistemology is concerned with justifying all the different kinds of justifications. And if anything can be said to characterize the loose confederation of writings that count as Post-Modern, it would be their shared assessment that the Cartesian epistemological project failed. But that claim, too, is part of the discourse of epistemology

Science was therefore always and everywhere obliged to discover causes and laws, to differentiate the probable from the absolutely inevitable, to explain and numerically express the degree of probability of any particular event happening, and so on. In the world with which science was concerned there was no need, even as hypothetically assumed factors, for ‘unextended’ or ‘eternal’ factors (i.e., taken outside the power of the categories of space and time), ‘incorporeal’ forces, absolutely unalterable ‘substances’, and other accessories of the old metaphysics. The place of the old ontology must now be taken not by some-one regarded through the paradigms of science, even though new in principle and clarified by criticism, but only the whole aggregate of real experimental sciences mathematics, mechanics, physics, chemistry, celestial mechanics (i.e., astronomy), geology, anthropology, physiology. Only all the existing sciences (and those that might arise in the future) together, generalising the data of experience by means of the categories of transcendental logic, were in a position to tackle the task that the old ontology had monopolised.

To tackle it Kant, however, emphasised, but by no means to solve it. They could not solve it; for it was insoluble by the very essence of the matter and not at all because the experience on which such a picture of the world as a whole was built was never complete, and not because science, developing with time, would discover ever more new fields of facts and correct its own propositions, thus never achieving absolute finality in its constructions of the world in concepts. If Kant had argued like he would have, he would have been absolutely right, least of mention, with this it is quite true of his thoughts that must he acquired of some relevantly different forms of expression, in that he was converted through some basic forming thesis of disbelief, that to any affirmation it was impossible to construct a unified, scientifically substantiated picture of the world even relatively satisfactory for a given moment of time.

The trouble was that any attempt to construct such a picture inevitably collapsed at the very moment of being made, because it was immediately smashed to smithereens by autonomies and immanent contradictions, by the shattering forces of dialectics. The picture sought would inevitably be self-contradictory, which was the equivalent for Kant of its being false. Why was that so? The answer is in the chapter of the Critique of Pure Reason devoted to analysis of the logical structure of reason as the highest synthetic function of the human intellect.

Another task, it turned out, remained outside the competence of either general or transcendental logic, a task with which scientific understanding was constantly in collision, that of the theoretical synthesis of all the separate ‘experimental’ statements that made up a single theory developed from a single common principle. Now the job was already not to generalise, i.e., to unite and link together, the sensuously contemplated, empirical facts given in living contemplation, in order to obtain concepts, but the concepts themselves. It was no longer a matter of schemas of the synthesis of sensuous facts in reason, but of the unity of reason itself and the products of its activity in the structure of a theory, in the structure of a system of concepts and judgments. Generalising of the data by means of a concept, and the generalising of concepts by means of a theory, by means of an ‘idea’ or general guiding principle, were of course quite different operations. And the rules for them must be different. There is therefore yet another storey in Kant’s logic, a kind of ‘metalogic of truth’ bringing under its critical control and surveillance dividual acts of rational activity but all reason as a whole: Thinking with a capital ‘T’, so to say; thinking in its highest synthetic function is not divided into components and partial operational schemas of synthesis.

The striving of thought to create a single, integral theory is natural and ineradicable. It cannot be satisfied, and does not wish to be, by simple aggregates, simple piling up of partial generalisations, but is always striving to bring them together, to link them together by means of general principles. It is a legitimate striving, and since it is realised in activity and thus appears as a separate power, Kant called it reason in distinction from understanding. Reason is the same as understanding, only it is involved in the solving of a special task, explanation of the absolute unity in diversity, the synthesis of all its schemas and the results of their application in experience. Naturally it also operates there according to the rules of logic, but in resolving this task, thought, though exactly observing all the rules and norms of logic (both general and transcendental) without exception, still inevitably lands in a contradiction, in self-destructing. Kant painstakingly showed that this did not happen as a consequence of slovenliness or negligence in any thinking individuals at all, but precisely because the individuals were absolutely guided by the requirements of logic, true, where its rules and norms were powerless and without authority. In entering the field of reason, thinking invades a country where these laws do not operate. The old metaphysics struggled for whole millennia in hopeless contradictions and strife because it stubbornly tried to do its job with unsuitable tools.

Kant set himself the task of discovering and formulating the special ‘rules’ that would subordinate the power of thinking (which proved in fact to be its incapacity) to organise all the separate generalisations and judgments of experience into a unity, into the structure of an integral, theoretical schema, i.e., to establish the legislation of reason. Reason, as the highest synthetic function of the intellect, ‘endeavours to carry out the synthetic unity, which is thought in the category, up to the completely unconditioned’. In this function thinking strives for a full explanation of all the conditions in which each partial generalisation of understanding (each concept and judgment) can be considered justified without further reservations. For only then would a generalisation be fully insured against refutation by new experience, i.e., from contradiction with other, just as correct generalisations.

The claim absolutely to complete, unconditional synthesis of the existing determinations of a concept, and so of the conditions within which these determinations are unreservedly true is exactly equivalent to a claim to understand things in themselves. In fact, if I risk asserting that subject A is determined by predicate B in its absolute totality, and not just in part that existed or might exist in our field of experience, I remove the very limitation from my assertion (statement) that transcendental logic has established for all experimental judgments; that is to say, I am no longer stating that it is true only in conditions imposed by our own forms of experience, our modes of perception, schemas of generalisation, and so on. I begin to think that the statement ascribing predicate B to subject A is already true not only within the conditions of experience but outside them, which it relates to A not only as the object of any possible experience but also irrespective of that experience, and defines A as an object existing in itself. That means to remove all the limitations governing it from the generalisation, including the conditions imposed by experience. But all the conditions cannot be removed, ‘for the conception of the absolute totality of conditions is not applicable in any experience, since no experience is unconditioned’. This illegitimate demarche of thinking Kant called transcendental application of reason, i.e., the attempt to affirm that things in themselves are such as they appear in scientific thinking, that the properties and predicates we attribute to them as objects of any possible experience also belong to them when they exist in themselves and are not converted into objects of somebody’s experience (perceptions, judgments, and theorising). Such a transcendental application of understanding entails contradictions and autonomies. A logical contradiction arises within reason itself, disrupting it, breaking up the very form of thinking in general. A logical contradiction is also an index for thought indicating that it has taken on the solution of a problem that is in general beyond its strength. A contradiction reminds thought that it is impossible to grasp the ungraspable (boundless)

Understanding falls into a state of logical contradiction (antinomy) here not only because, and even not so much because, experience is always unfinished, and not because a generalisation justified for experience as a whole has been drawn on the basis of partial experience. That is just what reason can and must do, otherwise no science would be possible. The matter here is quite different; in trying fully to synthesise all the theoretical concepts and judgments drawn from experience, it is immediately discovered that the experience already past was itself internal antinomic if it of course was taken as a whole and not some arbitrarily limited aspect or fragment of it in which, it goes without saying, contradiction may be avoided. And the experience is already antinomic because it includes generalisations and judgments synthesised according to schemas of categories that are not only different but are directly opposite.

In the sphere of understanding, as transcendental logic showed, there were pairs of mutually opposing categories, i.e., schemas of the action of thinking having diametrically opposite directions. For example, there is not only a category of identity orienting the intellect to discovering the same invariant determinations in various objects, but also its polar category of difference, pointing to exactly the opposite operation, to the discovery of differences and variants in objects seemingly identical. In addition to the concept of necessity there is the concept of chance, and so on. Each category has another, opposite to it and not unitable with it without breaking the principle of contradiction. For clearly, difference is not identity, or is nonidentity, while cause is not effect (is non-effect). True, both cause and effect are subsumed purely formally less than one and the same category of interaction, but that only means that a higher category embracing both of them is itself subordinated to the law of identity, i.e., ignores the difference between them. And any phenomenon given in experience can always be comprehended by means both of one and of another categorical schema directly opposite to it. If, for example, I look on some fact as an effect, my search is directed to an infinite number of phenomena and circumstances preceding the given fact, because behind each fact is the whole history of the Universe. If, on the contrary, however, I wish to understand a given fact as a cause, I will be forced to go into the chain of phenomena and facts following it in time, and to go further and further away from it in time with no hope of encountering it again anywhere. Here are two mutually incompatible lines of search, never coinciding with one another, two paths of investigating one and the same fact. And they will never converge because time is infinite at both ends, and the causal explanation will go further and further away from the search for effects.

Consequently, relative to any thing or object in the Universe, two mutually exclusive points of view can be expressed, and two diverging paths of investigation outlined, and therefore two theories, two conceptions developed, each of which is created in absolute agreement with all the requirements of logic and with all the facts (data of experience) relating to the matter, but which nevertheless, or rather precisely because of this, cannot be linked together within one theory without preserving and without reproducing this same logical contradiction within it. The tragedy of understanding is that it itself, taken as a whole, is immanently contradictory, containing categories each one of which is as legitimate as the other, and whose sphere of applicability within the framework of experience is not limited to anything, i.e., is as wide as experience itself. In relation to any object, therefore, two (at least, of course) mutually opposite theories inevitably must always arise and develop, before, now, and henceforth, forevermore, each of which advances a fully logical claim to be universal, to be correct in relation to all experience as a whole.

The autonomies could be eliminated in one way only, by discarding from logic exactly half of its categorical schemas of synthesis, recognising one category in each pair as legitimate and correct, and banning the other from use in the arsenal of science. That is what the old metaphysics did. It, for example, proclaimed chance or fortuity a purely subjective concept, a characteristic of our ignorance of the causes of phenomena, and so converted necessity into the sole objective categorical schema of a judgment, which led to recognition of the fatal inevitability of fact, least of mention, the immediate apprehension for the moments consequence may speak only as implied of being ridiculous.

That is why Hegel somewhat later called this method of thinking metaphysical. It was, in fact, characteristic of the old pre-Kantian metaphysics, in delivering itself from internal contradictions simply by ignoring half of all the legitimate categories of thought, half of the schematic of judgments with objective significance, are to this point, to have in the same time that questions arise from which are categorically prioritized of their item preference, and, as yet, we discard and declare for being ingested through ‘subjective illusion’. Here, Kant showed, there was not, and could not be, any objective basis for choosing. It was decided by pure arbitrariness, by individual preference. Both metaphysical systems were therefore equally correct (both the one and the other went equally with the universal principle) and equally subjective, since each of them denied the objective principle contrary to it.

The old metaphysics strove to organise the sphere of reason directly on the basis of the law of identity and of the principle of contradiction in determinations. The job was impracticable in principle because, if categories were regarded as the universal predicates necessarily inherent in some subject, then this subject must be the thing in itself, the categories considered are the predicates of one and the same branch of knowledge, that of any judgmental proof is for us to consider as we are contradictorily of our same creation, that such as this period that time has allotted too lay of succumbing to such a paradoxical situation. And then the statement fell under the principle of contradiction, which Kant formulated that no predicate contradictory of a thing can belong to it. . . .’. So, if I determine a thing in itself through a category, I still have no right, without breaking the principle, to ascribe the determinations of the opposing category to it.

Kant’s conclusion was this: quite rigorous analysis of any theory claiming to be an unconditionally full synthesis of all determinations (all the predicates of one and the same thing in itself, claiming the unconditional correctness of its own judgments, will always discover more or less artfully disguised autonomies in the theory. Understanding, clarified by criticism, i.e., conscious of its legitimate rights and not claiming any sphere of the transcendental banned to it, will always strive for an unconditionally full synthesis as the highest ideal of scientific knowledge, but will never permit itself to assert that-it has already achieved such a synthesis, that it has finally determined the thing-in-itself through a full series of its universal and necessary predicates, and so given a full list of the conditions of the truthfulness of its concept. The age-old theoretical opponents should therefore, instead of waging endless war to the death, come to some kind of peaceful co-existence between them, recognising the equal rights of each other to relative truth, to a relatively true synthesis. They should understand that, in relation to the thing-in-itself, they are equally untrue, that each of them, since he does not violate the principle of contradiction, possesses only part of the truth, leaving the other part to his opponent. Conversely, they are both right in the sense that understanding as a whole (i.e., reason) always has not only different interests within it but also opposing ones, equally legitimate and of equal standing. One theory is taken up with the identical characteristics of a certain range of phenomena, and the other with their differences (the scientific determinations, say, of a man or of the animal, man and machine, and lastly, a flora of plant life and some sorted animal). Each of the theories realises in full the legitimate, but partial interest of reason, and therefore neither the one nor the other, taken separately, discloses an objective picture of the thing as it exists outside of and prior to consciousness, and independently of each of these interests. And it is impossible to unite these theories into one without converting the antinomic relation between them into an antinomic relation between the concepts within one theory, without disrupting the deductive analytical schema of its concepts.

What should ‘critique of reason’ give to scientific understanding? Not, of course, recipes for eliminating dialectics from knowledge; that is impossible and impracticable because knowledge as a whole is always obtained through polemic, through a struggle of opposing principles and interests. It is therefore necessary that the warring parties in science will be fully self-critical, and that the legitimate striving to apply its principle rigorously in investigating the facts will not be converted into paranoiac stubbornness, into dogmatic blindness preventing the rational kernel in the theoretical opponent’s statements from being seen. Criticism of the opponent then becomes a means of perfecting one’s own theory, and helps stipulate the conditions for the correctness of one’s own judgments more rigorously and more clearly, and so forth.

Thus the ‘critique of reason’ and its inevitable dialectic were converted by Kant into the most important branch of logic, since prescriptions were formulated in it capable of rescuing thought from the bigoted dogmatism into which understanding inevitably fell when it was left to its own devices (i.e., thinking that knew and observed the rules of general and transcendental logic and did not suspect the treacherous pitfalls and traps of dialectics), and from the natural complement of this dogmatism, scepticism.

After this broadening of the subject matter of logic, after the inclusion in it both of the categorical schemas of thinking and principles of constructing theories (synthesis of all concepts), and after the comprehension of the constructive and regulative role and function of ideas in the movement of knowledge, this science acquired the right for the first time to be, and to be called, the science of thinking, the science of the universal and necessary forms and patterns of real thought, of the processing of the facts of experience and the facts of contemplation and representation. In addition, dialectics was also introduced into the structure of logic, as the most important branch crowning the whole, that same dialectics that had seemed, before Kant, either a ‘mistake’, only a sick state of the intellect, or the result of the casuistic unscrupulousness and incorrectness of individual persons in the handling of concepts. Kant’s analysis showed that dialectics was a necessary form of intellectual activity, characteristic precisely of thinking concerned with solving the highest synthetic problems and with constructing a theory claiming universal significance, and so objectivity (in Kant’s sense). Kant thus weaned dialectics, as Hegel put it, of its seeming arbitrariness and showed its absolute necessity for theoretical thinking.

Since it was the supreme synthetic tasks that were pushed to the foreground in the science of that period, the problem of contradiction (the dialectics of determinations of the concept) proved to be the central problem of logic as a science. At the same time, since Kant himself considered the dialectical form of thought a symptom of the futility of scientists’ striving to understand (i.e., to express in a rigorous system of scientific concepts) the position of things outside their own Ego, outside the consciousness of man, the problem also rapidly acquired ideological significance. The fact is that at that time the development of science was generating ever tenser conflicts between its theories, ideas, and conceptions. The Kantian ‘dialectic’ did not in fact indicate any way out, no path for resolving conflicts of ideas. It simply stated in general form that conflict of ideas was the natural state of science, and counselled ideological opponents everywhere to seek some form or other of compromise according to the rule of live and let live, to hold to their truth but to respect the truth of the other man, because they would both find themselves ultimately in the grip of subjective interests, and because objective truth common for all was equally inaccessible to both of them.

In spite of this good advice, however, not one of the really militant theories of the time wanted to be reconciled with such a pessimistic conclusion and counsel, and orthodoxy became more frantic in all spheres as the revolutionary storm drew nearer. When, in fact, it broke. Kant’s solution ceased to satisfy either the orthodox or the revolutionaries. This change of mood was also reflected in logic in the form of a critical attitude to the inconsistency, reticence, and ambiguity of the Kantian solution.

These moods were expressed most clearly of all in the philosophy of Fichte; through it the ‘monistic’ striving of the times to create a single theory, a single sense of law, a single system of all the main concepts on life and the world, also burst into the sphere of logic, into the sphere of understanding of the universal forms and patterns of developing thought.

Placed vaguely under the answering of its question ‘Is Consciousness a Brain Process?’ in the affirmative. But what sort of brain process? It is natural to feel that there is something ineffable about which no mere neurophysiological process (with only physical intrinsic properties) could have. There is a challenge to the identity theorist to dispel this feeling.

Suppose that I am riding my bicycle from my home to the university. Suddenly I realise that I have crossed a bridge over a creek, gone along a twisty path for half a mile, avoided oncoming traffic, and so on, and yet have no memories of all this. In one sense I was conscious: I was perceiving, getting information about my position and speed, the state of the bicycle track and the road, the positions and speeds of approaching cars, the width of the familiar narrow bridge. But in another sense I was not conscious: I was on ‘automatic pilot’. So let me use the word ‘awareness’ for this automatic or subconscious sort of consciousness. Perhaps, I am not 100% on automatic pilot, nonetheless, one thing I might be absent-minded would be of thinking to the opposite direction to philosophy. Still, this would not be relevant to my bicycle riding. One might indeed wonder whether one is ever 100%, as perhaps, one hopes that one isn't, especially in Armstrong's example of the long distance truck driver (Armstrong 1962). Still it probably does happen, and if it does the driver is conscious only in the sense that he or she is alert to the route, of oncoming traffic etc., i.e., is perceiving in the sense of ‘coming to believe by means of the senses’. The driver gets the beliefs but is not aware of doing so. There is no suggestion of ineffability in this sense of ‘consciousness’, for which I will reserve the term ‘awareness’.

For the full consciousness, the one that puzzles us and suggests ineffability, we need the sense elucidated by Armstrong in a debate with Norman Malcolm. Somewhat similar views have been expressed by other philosophers, such as Savage (1976), Dennett (1991), Lycan (1996), Rosenthal (1996). A recent presentation of it is in Smart (2004). In the debate with Norman Malcolm, Armstrong compared consciousness with proprioception. A case of proprioception occurs when with our eyes shut and without touch we are immediately aware of the angle at which one of our elbows is bent. That is, proprioception is a special sense, different from that of bodily sensation, in which we become aware of parts of our body. Now the brain is part of our body and so perhaps immediate awareness of a process in, or a state of, our brain may here for present purposes be called ‘proprioception’. Thus the proprioception even though the neuroanatomy is different. Thus the proprioception that lay the groundwork for consciousness, as distinguished from mere awareness, the least be of mention, that it is highly organized by the coordinating oscillations from which are adjusted to combining the immeasurable quality values if, at all, the awareness makes more intensely of an order of magnitude, withdrawing upon their equalling of patterns, rules, functions, and so on, so much that the states of awareness prove relevantly significant? The perception of one part of (or configuration in) our brain by the brain itself. Some may sense circularity here. If so let them suppose that the proprioception occurs in an in practice negligible time after the process propriocepted. Subsequently, there can be proprioceptions of proprioceptions, proprioceptions of proprioceptions of proprioceptions, and so on up, since by some dogmatic religiousness, and purely non-epistemological companionship, that, in fact, such a sequential sequence will probably, if, and only if, there be to measurement, that this will not go up more than two or three steps. The last proprioception in the chronological succession that will not be propriocepted, and this may help to explain our sense of the ineffability of consciousness.

Place has argued that the function of the ‘automatic pilot’, to which he refers as ‘the zombie within’, is to alert consciousness to inputs that it identifies as problematic, while it ignores non-problematic inputs or reroutes them to output without the need for conscious awareness. For this view of consciousness; Space is the real world, while our world is an artificial one. It is the One Unity throughout its infinitude: in its bottomless depths as on its illusive surface; a surface studded with countless phenomenal Universes, systems and mirage-like worlds. Nevertheless, to the Eastern Occultist, who is an objective Idealist at the bottom, in the real world, which is a Unity of Forces, there is 'a connection of all matter in the plenum', as Leibnitz would say.

Most people think of space as a barren void, occupied at various points by diverse living and non-living entities. The vibrant life and dynamic interactions of these entities are usually seen as a complex web of causation wherein previous conditions bring about, through intermediate modes of transmission of energy, the present and future states of things. The persistence of discrete entities through time and their capacity for intense interaction with each other are both attributed to the more or less abstract material of which they are composed and the varying forces with which they are endowed. In such a conception, space itself is a purely neutral venue, capable, according to Locke, of neither resistance nor motion. The passive proscenium of Nature plays no part in the drama that unfolds among the entities making up the universe. From this perspective, the geometrical division of space into points is understood as a conceptual convenience that permits a description of the careers of entities in terms of spatial coordinates, but has no bearing upon the origin of those entities or the significance of their interactions.

Nothing could be farther from the truth. The points comprising space are the real entities, the noumena of all things, and the origin of their epiphenomenal embodiment and material interaction. Beginning with the abstract Primordial Point, the successive orders of concretion within the geometric manifold of Space are identical with the series of states of existence sometimes spoken of as planes of consciousness and substance. The totality of these states constitutes the cosmos. The manifold points in each of these derivative and differentiated spaces are equivalent to a host of beings, and the limits and possibilities of their interactions are a function of the geometric characteristics of the space in which they exist as points.

Space includes myriads upon myriads of entities, invisible beings far beyond man's ability to comprehend, classify or even conceive. What is ordinarily called the world of manifestation is only an appearance, a skin that conceals the real activity of hosts of invisible beings in invisible space. Every point of every class is connected with every other point, and all points are essentially identical with the First Point. Known variously as the Divine Unmanifest Logos, the Pythagorean Monas and as Anu, the Primordial Atom, that Point is a nucleolus of Spirit-Matter. In the most fundamental sense, it is the metaphysical cosmos, and within the evolving elaboration of its intricate geometry all beings live, move and have their being. Within the cosmos, of which we can extract by our immediate visual perception through which we are only be capable of take to be, that, of all distinctions toward the subjective and objective interactions, form and function, entity and environment, identity and understanding, the interaction might that we say, have only to prove by some consequential circumstance, that we are, once, again, as to lay of rest the substantiations that lay the groundwork for through what has to a its found validity is different among their set categorical classes, in that, the elementarity that exists, when this process occurs with sufficiently intense emotion, energy or will, the resulting aggregate of elementarity assumes a definite shape. Then the idea becomes not just an incorporeal formless being in abstract space, but an incorporeal being that is enclosed corporeally in a more concrete space. Such forms, though invisible to the physical senses, are discrete entities on the astral plane. Through a similar process these may then give way, through the power of thought, to visible, dynamic forms in physical space. Thus, the potency of thought and the reality of ideas is the starting point of the Platonic conception of the universe as a living geometry in repose.

Crookes's great strength was in his courageous challenging of the prevailing notion of an element. More than simply questioning a particular physical interpretation of the concept of atoms as units of chemical combination, he challenged the hitherto unquestioned assumption that chemical atoms are themselves incapable of further subdivision. He refused to admit that the periodic table of elements, which successfully accounted for many of the chemical properties of physical compounds, included the ultimate elements of chemistry. Thus, Crookes anticipated much of what came to be discovered early in the twentieth century concerning the atomic constitution of physical matter. Now, of course, there are many subdivisions in the realm of subatomic physics, all of which were completely unknown in the nineteenth century, and virtually inconceivable in terms of nineteenth-century conceptions of atoms. Despite this radical reformulation of the science of chemistry and despite the tremendous advances that have been made in confirmation of what Crookes pointed out, the essential challenge implicit in his thought goes far beyond anything that has already happened. That challenge was made not merely in relation to the finality of any particular scheme of classification of constituents of matter, but also to the absolute conviction that there is ultimately a fundamental element or Prostyle. Though still unknown to science, this must eventually be discovered.

In her analysis, H.P. Blavatsky complimented Crookes on having set out two postulates. The first of these, the possible existence of a Prostyle, was argued for extensively by Crookes and was held by him to be connected with the nineteenth-century conception of 'radiant matter'. The second recognizes that if there is such a Prostyle, then there must be an 'internal action akin to cooling, operating slowly in the Prostyle.' Consider, for example, the behaviour of crystals, which require heating and cooling for their dissolution. But quite apart from crystals, which are, after all, only particular visible geometrical forms, Crookes's postulate regarding internal action echoes the doctrines of the ancient Gupta Vidya. If one goes behind all that is regarded as possible phenomena on the material plane, penetrating to the notion of a root matter or primordial Prostyle, it must be possible to relate this Prostyle to all manifestation. There must be some process of development within the pregenetic stage of manifestation that corresponds to internal activity in the Prostyle and can be represented as a kind of cooling. Gupta Vidya designates this substance-principle as the Father-Mother, and speaks of the hot and cold breaths within this principle as governing the processes of creation and dissolution through expansion and contraction. This is only an analogical account, but it does presuppose the existence of antecedent forms of energy having periodic cycles of ebb and swell, rest and activity. Once one grants such a possibility even in relation to the primordial Prostyle, one grants the possibility of a potential release, through cooling, of that which is latent.

Important as these two postulates of Crookes are, they must be supplemented by a third postulate, which is essential as a point of departure of esoteric science. This third postulate is that there is no such thing in Nature as an inorganic substance, or that whatever is seemingly inorganic is merely in a state of profound lethargy. If awakened, even the atoms within a stone become dynamic. In the course of Nature, this awakening takes place in cycles through Fohatic impulses. On a very wide scale, this progressive activation of points of life has to do with the differences between various Rounds and Races. But this awakening can also take place through the self-conscious intervention of an Adept. With sufficient knowledge, in theory and practice, of the inner nature of things, an Adept can, through concentrated ideation, quicken the sleeping atoms in anybody.

Given this potential, it is necessary to rethink together our customary distinctions between organic and inorganic. Like Leibniz, one must come to see the ubiquity and inexorable nature of the principle of continuity throughout all manifestation. Like Leibniz, one must acknowledge the continuity between mind and matter that is either obscured or missing in Cartesian thought. For Descartes, matter is characterized by extension in space, while mind is characterized by the power of thought. Whereas matter is held to be capable of interacting with matter, and mind can interact with mind, the radical difference between thought and extension, between mind and matter, creates a fundamentally dualistic system with a 'mind-body problem'. In such a system, 'force' is merely that which acts upon bodies from outside; all motion is understood as imparted motion, according to a Newtonian scheme.

Both Leibniz and Spinoza were in sharp disagreement with the Cartesian system. Spinoza argued that everything that exists ultimately derives from one homogeneous substance. By its essential nature, that substance has two necessary attributes, which may be put in terms of mind and matter, thought and extension. The one substance in the system of Spinoza corresponds to spirit-matter, the one substance-principle of Gupta Vidya. That substance-principle is able to manifest and maintain a myriad of modes of existence. Each of these modes has latent the power of preserving its own being; every mode of the one substance can maintain itself by its own inherent power of self-maintenance. Man, however, is that distinctive mode of substance that is capable of developing the power of reason. Therefore, man, as a mode of the one substance, is a rational being capable of preserving himself and seeing the world as it is through understanding what are the logically necessary preconditions and relations for all these modes of the one substance to exist. Through this capacity to comprehend the world and its laws of necessity, man can come closer to God. For Spinoza, God equals that one substance. Thus, through participating in the power of ideation, man is able to recognize, adore and apprehend the nature of the one divine substance.

Like Spinoza, Leibniz refused to absolutize the concept of Cartesian extension, but unlike Spinoza, who emphasized the principle of a single substance, Leibniz elaborated the proposition that everything that exists must be seen in terms of monads that are like mathematical points. Leibniz was influenced by the Pythagorean conception of the Monas, by Giordano Bruno's conception of monads and by the thought of Jan van Helmont. Each of Leibniz's monads is without extension, each has within itself a vital energy or entelechy, capable of moving it toward a full realization of what is potential within it. The whole of existence may be seen in terms of millions upon millions of monads, each a simple, incorporeal and indestructible spiritual unit or substance. These monads are inaccessible to all changes from without, but through the internal activity of the entelechy, capable of active expression of the essential nature of substance. Every monad, at any given time, contains within itself the sum of all its possible states, past, present and future. All of these are implicit in the present condition of the monad. The extent to which a monad will be able to realize its potential is determined by the clarity or obscuration of its intelligence. Every monad is a mirror of the totality of monads, and yet each monad is self-contained. Monads differ from each other not in relation to their essential capacity but in regard to their greater or lesser clarity in mirroring the whole.

Force becomes an active principle that inhabits mind and moves matter, and it may be seen as mediating between the two. In the Leibnizian system the entelechy is locked within each monad, but in Gupta Vidya the ray of Divine Thought in each Atma-Buddhic monad is, in its ultimate metaphysical nature, absolutely universal and uncircumscribed. Nevertheless, there is in Leibniz a very profound system that certainly could serve to change one's view of motion and inertia.

In the Newtonian system, the physical world is seen entirely in terms of relations between particles that impart motion to each other from without. Inertia is the tendency of an object to resist changes in its state of motion, whether by speeding up, slowing or changing direction. Motion is simply change of position in space. All interaction is understood in terms of the collision of objects with various velocities and inertias, resulting in various reactions evident in their changes of states of motion. The capacity of one body to alter the state of motion of another is referred to as a force. It is essential to this view that all action and interaction is accomplished through external contact of bodies. There is no 'action at a distance' in the Newtonian scheme. In Leibniz, however, the interior activity of the monad involves a quite different notion of the actualization of potential. Thus Leibniz, unlike Newton, did not analyse force and motion purely in terms of categories of physical geometry. Nor was he committed, like Newton, to a conception of physical space as purely neutral in relation to motion. Leibniz's conception of the abstract internal relations of monads is consistent with a conception of a series of progressively more abstract spaces, tending toward the conception of metaphysical Space.

While all monads possess the same essential internal capacity for action, they are not all equally conscious or all equally capable of acting. To account for this variety among monads, it is necessary to join certain elements of Spinoza's philosophy to Leibniz's monadology. Leibniz sought to encompass the entire range of mentality -including unconsciousness, partial unconsciousness and semi-consciousness, all the way to full consciousness -through the conception of apperception. Apperception is consciousness of perception. Therefore, apperception involves going beyond the mere capacity to experience sensation or even an awareness of one's capacity to know what one is doing. This awareness that one is, in fact, perceiving becomes in itself a crucial element in perception.

H. P. Blavatsky preferred to use the word 'apperception' more in the sense of 'semi-consciousness'. This she attributed to the entire field of monads and atoms, it being the one thing in common between them all. She tended to reserve the term 'perception' for those ranges of monadic activity that encompass self-consciousness. The vast hosts of merely apperceptive monads constitute the semiconscious vestured of other monads that are partially or fully self-conscious. In this series of ordered hierarchies, the less-developed monads constitute a kind of clothing for the gods. In Gupta Vidya the gods are not personal beings or vast elemental congeries of devas, but are rather arupa and rupa Dhyanis. The highest among these are fully perfected self-conscious beings, who stand at the head of the various cosmic hierarchies and can therefore clothe themselves in monads and atoms. In Spinoza's terms, these are beings who have realized the full wisdom of necessity and thereby have plumbed to the depths the mysteries of the one universal substance. Through this critical modification in Leibniz's system, one may avoid settling for the conversion of the Pythagorean supreme Monas into a personal God. It is questionable how much Leibniz really wanted to support the conception of a personal God, and how much of his accommodation in this area was due to a sense of prudence in relation to the church. Nevertheless, by joining the two systems, one can preserve all the advantages of Spinoza's form of subjective pantheism --with its acceptance of the multiplicity of modes of substance --and the advantages of Leibniz's objective pantheism, with its metaphysical scheme of abstract monadic individuation. By seeing these as two aspects of a single universal substance, one will come to recognize that there corresponds to monads and atoms hosts of Dhyanis or gods in the sense of universal self-conscious beings.

Clearly, such conceptions go far beyond any merely rational conceptions of prototypes in Nature. At the same time, they demand a fundamental concept of continuity that accommodates all possible forms of matter and degrees of mentality. Such a conception must span not only the manifest realms of existence but also the Unmanifest. It must accommodate the essence of matter that is pure Spirit. Seen from the standpoint of metaphysical continuity, all differentiations within metaphysical space are movements from lower to higher subdivisions of Spirit-Matter. In Gupta Vidya, what is demanded of the principle of continuity is that it must encompass everything that is potential in the Unmanifest. It must, therefore, be much more systematic and thoroughgoing than anything that could be generated through a rationalist metaphysical system. Further, within the framework of such a principle it would be necessary to generate a totally different notion of motion, one that transcends the dichotomy between manifest activity and apparent rest that is derived from the movement of objects and material particles in what is thought to be blank or empty space. For the occultist and the theurgist, there is tremendous activity going on in the interstellar and interplanetary spaces. In these seeming voids, shoals upon shoals of scintillas, atomic or monadic souls, wheel and whirl in endless spirals. That activity takes place on so vast and fundamental a cosmic scale that it is constantly affecting the manifested world in ways that cannot be explained in terms of the conventional categories of mind, matter or motion.

All of this is, therefore, terra incognita to modern science. If it is true, then the individual would be well advised to see how much wisdom there is in the metaphysical notion so well summed up by Philo Judaeus: The air is at all times full of invisible souls. Human beings are constantly in touch with vast congeries of invisible lives, elemental and gods. Every point in any space is the focus of energies that ultimately are commanded by Dhyanis or perfected beings. While this entire way of looking at the world is far beyond the frontiers of existing knowledge, it is, at the same time, hospitable to the earnest enquirer and honestly capable of doing full justice to the wisdom of the ancients. All the ancient cosmogonies, which are now often misconstrued as atheistic systems, assigned a central and active place to the notion of gods. These cosmogonies were only atheistic in that they dispensed together with the notion of some whimsical creator or single maker of the whole. The entire spectrum of ancient thought was a celebration of the possibilities of human perfectibility in a cosmos governed by Dhyanis. Furthermore, all the great hymns and mantrams of the ancient Aryans embody an exact knowledge of the basis of the conscious command by the perfected human being of gods, monads and atoms. It lies within the potentiality of man to attain an unlimited perspective at the very apex of the cosmos. There is no conception of perfectibility or sovereignty that is higher than that which is open to the perfected human being.

This might first be interpreted as a demand to return to a supposedly simple knowledge of things against the distortions of philosophical speculation. We now know that what is ever meant by the expression 'the things themselves' does not mean the simple apprehension of things, if what is meant by 'apprehension' is the direct unmediated knowledge of things.

Husserl would go far as to say that even God must see physical things in this way, due to the very fact that they exist in space, and could be present in no other way, unless they cease to be physical things. But it is equally clear, Husserl would say, if we simple refelct upon our perception of things, they we do not just see aspects and profiles, rather there is another element.

We need to stress again and again in Husserl, and it this that distinguishes him from the two world view of the metaphysics of subjectivity, as in the case in Descartes, and even in Kant, despite is critique of the intellectual intuition, is that he does not oppose appearance to essence. For Husserl, on the contrary essences appear. The essence of the object, the immanent object appears coextensively with the transcendent object. This, however, does not mean, as we will see, that the immanent and transcendent object are equivalent, for the transcendent object, in quite the opposite direction of the 'natural attitude' is dependent on the immanent object.

To grasp these distinctions I am going to use the example of the perception of the Ideas. Husserl writes: Let us start with an example. Constantly seeing this table and meanwhile walking around it, changing my position is space in whatever way, and I have continually the consciousness of this one identical table as factually existing ‘in person’ and remaining quite unchanged.

The claim, therefore, is that we are continuously conscious of this one and the same table as really existing yet our perceptions of it change. My perceptions of the object are perspectival while I am conscious of the table in person for being there as one thing. We can, therefore, also make a fundamental distinction between appearing and appearance. There is one and the same appearance, Husserl would say, though the appearing of this appearance is always changing. The one and the same appearance is the immanent object, and the changing manner of the appearance is the transcendent object. It is in this way of distinguishing between what appears and the appearance of what appears that we can see how phenomenology does not fall into the metaphysical opposition of appearance and essence, where the manner of the way something appears is supposed to me a sign of a deeper essence that is only available to intellectual intuition; that is to say the eyes of God.

What is the aim of phenomenological analysis is the structure of appearance? For it is this that gives a coherence and objectivity to our experience. We confuse objectivity with the transcendent object, but it is this object that is continually changing and therefore could never be the ground for scientific knowledge. It is the immanent object that gives unity and sense to our experience of things in the world. That I see this table as a table, even though its aspects are continually changing. It is this unity that is valid meaning of objectivity. This unity provided by the immanent object already organises, or synthesises Husserl would say, our experience of the world, prior to theoretical or scientific judgements that I might make of it. It is because the world is already organised by the immanent intentional structure of consciousness that we see things as having such and such meanings and therefore can make judgements about them. Husserl is very much against the empiricists’ view of knowledge that we first of all have sensations and then this sense data are secondarily organised into to recognisable objects. My experience of the world is already organised by the structure of intentionality before I have any sensations. Thus I do not hear noise outside my window, which I then in a second moment construct into the sound of a car, but straight away I hear a car. This is why my perceptions can always be disappointed, because my expectations might be disappointed. It is not a car, but the sound of the wind and so on. Appearing is already meaningful, but it does not require an act of judgement or the understanding to make it so.

We might be gaining some insight, therefore, into how the phenomenologist sees the world. It is not something that is outside of us in the sense of nature in the scientific or commonsense attitude. Rather the world should be understood as the network of meaning, or essences, which are the horizon in which we encounter objects. The world is this region of sense in which we are oriented. This world for Husserl is identical to the immanent life of consciousness. It is constituted through it. The key to understanding this claim, is to no longer to see the world on the analogy of a natural thing, but in terms of language. For the self same and identical appearance that appears at the heart of appearing is sense or meaning. It is not a natural thing, and nor does it have any basis in nature, yet it is the ground and possibility of our experience and judgement about nature. H. Hall make clear this transcendental function of consciousness in the following passage: What Husserl’s generalisation of the notion of meaning comes too is the claim that consciousness can and must be understood as active or interpretative in all its functions. Experience is never just the passive registering and subsequent associating of independently meaningful data. It involves the bringing to bear by consciousness of intensional structures or meanings (noemata) through which the systematic organisation of some less meaningful or relatively unstructured material is accomplished.

Husserl's work include lengthy treatment of universals, categories, meanings, numbers, manifolds, etc. from an ontological perspective. Here, however, we will concentrate almost exclusively on the Logical Investigations, which contain in a clear form the ontological ideas that provided the terminological and theoretical basis both for much of the detailed phenomenological description and for many of the metaphysical theses presented in Husserl's later works.

The ontology of the Logical Investigations is of interest first of all because of its clear conception of a formal discipline of ontology analogous to formal logic. (Here Husserl's thinking parallels Meinong's development of ontology as a general 'theory of objects.). Formal disciplines are set apart from 'regional' or 'material' disciplines in that they apply to all domains of objects whatsoever, so that they are independent of the peculiarities of any given field of knowledge.

Meinong’s most famous doctrine derives from the problem of 'intentionality,' which led him to countensnce objects, such as the golden mountain, hat are capable of being the object of thought, although they do not actually exist. This doctrine was one of the principle targets of Russell’s theory of definite descriptions. However, it came as part of complex and interesting package of concepts in the theory of meaning, and scholars are not united in supporting that Russell was fair to it. Meinong’s works include, Über Annahmen (1907, trans., as On Assumptions, 1083) and, Über Möglichkeit und Wahrschein-lichkeit (1915).

Logic, as Husserl sees it, is concerned in the first place with meanings (propositions, concepts) and with associated meaning-instantiating acts. Most important, it is concerned with that sort of deductively closed collection of meanings that constitutes a scientific theory. For Husserl, as for Bolzano, logic is a theory of science. Only where we have an appropriate unity and organisation also on the side of the objects (states of affairs, properties) to which the relevant acts refer, however, will we have a scientific theory, so that the unity that is characteristic of the latter must involve both (1) an interconnection of truths (or of propositional meanings in general), and (2) an interconnection of the things to which these truths (and the associated cognitive acts) are directed.

Where formal logic relates in the first place to meaning categories such as proposition, concept, subject and predicate, its sister discipline of formal ontology relates to object categories such as object and property, relation and relatum, manifold, part, whole, state of affairs, existence and so on. Logic in a broader sense therefore seeks to delimit the concepts that belong to the idea of a unity of theory in relation to both meanings and objects, and the truths of logic are all the necessary truths relating to those categories of constituents, on the side of both meanings and objects, from out of which science as such is necessarily constituted (including what we might think of as bridge-categories such as identity and truth which span the division between meanings and objects).

Husserl's conception of the science of logic is not an arbitrary one.

For formal-ontological concepts are like the concepts of formal logic in forming complex structures in non-arbitrary, law-governed ('recursive') ways. And because they are independent of any peculiar material of knowledge, we are able to grasp the properties of the given structures in such a way as to establish in one go the properties of all formally similar structures.'

The term `formal ontology' has been given two different interpretations. The first of these, entirely in keeping with the mainstream of contemporary philosophy, has been what I will call analytic: formal ontology is that branch of ontology that is analysed within the framework of formal logic. The leading exponent of this approach has undoubtedly been Nino Cocchiarella.' On the premise that each particular science has its own `mode of being', Cocchiarella has written that 'metaphysics [ . . . ] -or what we might instead call formal ontology --is concerned with the study and development of alternative formalizations regarding the systematic coordination of all the 'modes' or 'categories of being' under the most general laws' (1). From this point of view, formal ontology studies the logical characteristics of predication and the various theories of universals.

The other interpretation, which I will call phenomenological, developed from Husserl's early works, in particular Logical investigations. As a first approximation, we may say that this approach mainly addresses the problems of parts and wholes and of dependence. Despite their differences, these two varieties of formal ontology quite frequently overlap each other, although to date there has been no systematic study of the categories and layers that constitute formal ontology and no systematic analysis of the issues addressed by it.

The best way to deal with Husserl's theory of formal ontology, therefore, is to explicate both the connections between the formal and material, and those between the ontological and the logical.

In introducing his distinction between formal and material ontology, Husserl asserts that the former is descriptive and involves analytic a priori judgements, and that the latter involves synthetic a priori judgements. In its most general sense formal ontology concerns itself with characterizing the simple `something'. Depending on how this `something' is conceived, Husserl adds, the `field of formal ontology should be the 'formal region' of the object in general' (Formale und transzendentale Logik 1929, art. 38).

Characterizing material ontology is a more complicated matter, because the term can be interpreted in either of two ways. In the genetic interpretation it relates to the field of perception and its foundations (Husserl Krisis 1954, art. 6, sec. 1). In the descriptive interpretation, material ontology is instead optic and concerns the highest material genera, i.e., the material categories in which single ontologies are rooted (Ideen zu einer reinen Phenomenologie 1913, vol. 1, art. 75). The sphere of material ontology in this sense are the laws of non-independence (2) which delimit the ontological regions. For the genetic interpretation, material ontology precedes formal ontology; for the descriptive interpretation it is the other way round (1913, art. 10). Here emerges `the fundamental distinction between formal and material ontology': namely, the distinction between analytic a priori and synthetic a priori.

Detailed treatment has never been given to the stratified connections between material ontology in the genetic sense, formal ontology, and material ontology in the regional sense. It would, however, go beyond my present brief to investigate this question in detail, even though one should have at least a general topographical outline in mind. The second opposition distinguishes the `formal' into ontological and logical. In this sense, we must not confuse or superimpose that which pertains to formal logic and that which pertains to formal ontology. Likewise, we should not superimpose or mix the formal and material meanings of the concepts used.'

'The conception of a pure logic, -Husserl himself freely admitted that this was anything but a new idea. He mentions Kant, Herbart, Lotze, and Leibniz between its proponents and gives special credit for the nearly forgotten Bernhard Bolzano, 'one of the greatest logicians of all times.'But Husserl's own blueprint shows several original features, among which I will mention merely what one might call the two-level structure of pure logic. The first level is that of the propositions or 'truths' studied by the logic of statements ('apophantics') as composed of meanings and their various combinations. The second level consists of the 'things' to which these statements refer, i.e., of the states of affairs (Sachverhalte) which they assert, the relations, complexes, and other configurations that they can enter and which are to be investigated by what Husserl calls a formal ontology.

Actually, this two-level pattern incorporates two one-level conceptions of pure logic, formulated most impressively by Bolzano and by Meinong respectively. Bolzano had organized his pure logic on the propositional level around representational ideas, propositions, and truths (Vorstellung un sich, Satz n sich, Wahrheit un sich). Meinong knew only of the 'state of affairs,' which he had named 'Objektiv,' and of other categories of formal ontology. Husserl's conception incorporated both these levels that of the propositions, which are valid or invalid, and that of the states of affairs, which do or do not 'subsist,' as Bertrand Russell rendered Meinong's term. ('To be the case' might be a less hypostasising equivalent of the rather harmless German word 'bestehen'.)

However, the development of this pure logic in Husserl's own published writings, originally planned for a third volume '(1) is rather sketchy, although the mathematician Husserl continued to show interest in its mathematical formalization. He even seems to have taken notice of Bertrand Russell's work, but remained sceptical toward the value of a merely symbolic logic and of logical calculus, in which he took no active share. His Formale and transzendentale Logik (1929) contains some important additions to the conception of pure logic. Among them is that of a third level of logic, likewise of ideal structure, namely, that of speech, which consists of the identical sentences that express our propositional meanings: ideal, since, even when uttered at different times and places and by different speakers, they remain identically the same sentences. ( . . . )

Husserl's major interest, once he had established the possibility of a pure logic, turned immediately to different problems. He left its more systematic development to works like Alexander Pfänder's Logik (1921), which investigated the logic of concepts, of propositions, and of inferences, and to studies undertaken by some of his students based on this work, which dealt with the logic of questions, of assumptions, and of laws and commands. Roman Ingarden, one of Husserl's Polish students, gave a particularly impressive application of this type of analysis to the literary work of art, in which he explored separately and in considerable detail its main strata such as that of the sounds, that of the meanings, and that of the object meant, without neglecting additional aspects and the total structure of the work.'

Husserl begins from a problem not unlike that of Descartes, the problem of the grounding of the sciences and the possibility of knowledge. Elizabeth Ströker explains the logical problems that Husserl initially took up arose from the state of the discipline of logic at that time, as well as Husserl's clear insight into the growing significance of this discipline for philosophy. In order to make up for a lack of conceptual clarity and rigour in the traditional philosophy of logic, a fundamental distinction first of all had to be made.

Ströker explains that logic, for Husserl, is neither a normative discipline nor a doctrine of the art of 'right thinking,' but, as a pure logic, it is the realm of analytic truths, formal laws and 'principles'whose validity lies in their form alone, which constitutes the indispensable theoretical foundation that delimits the range of possibilities for any reality. Thus, pure logic is not merely one science among others. Rather it is the science of the most general, formal conditions of the possibility of science as such.4 Husserl is interested in returning to lived experience as lived, in order to disinter the logical structures that order that experience. It is these structures that will furnish the principles of 'pure phenomenology,' the unique science fundamental to all the sciences and to philosophy. However, in the course of Husserl's investigations of those structures, in Ideas, it becomes evident that, with regard to those acts of experience in the ego's primordial realm, only immanence is given absolutely, and therefore all claims about transcendence cannot be said to constitute datum, but only conjecture. Actual physical existence outside of intention is always contingent, even the physical thing that is given 'in person.'

This conclusion sets in relief the problem with the 'natural attitude' whereby we approach the world unreflectively in our 'common sense' kind of way. We assumed the real existence of the things of the world as objects 'out there' with their own reality exposed as 'self-evidence' or concealed as some hidden substratum whose secrets are the object of scientific inquiry. But Husserl reminds us that the lived experience is the primordial sphere, and the objectification that occurs with the 'natural attitude' only ever secondary --already theoretical, already an interpretation of that original experience. An object existing in itself is never one with which consciousness or the Ego pertaining to consciousness has nothing to do. 7 We may experience the world of appearances that arise for us as a gathering of things which claim to exist independent of the experience, but that claim, accepted naively by the 'natural attitude,' is posited by those things within the primordial sphere of the lived experience.

Since the reality of those things that appear in the primordial sphere is only ever derivative, and since even the intrinsic intelligibility of the experience of them as real does not establish their reality, we can have no certainty whatsoever regarding their actual existence. What we mean by calling the world 'real,' then, is that it can be experienced. Thus, the very premises of Husserl's 'pure phenomenology' result in a troubling conclusion: despite all my well-founded statements about the world of my experience, about the existence of other egos that share that world, and about the psychophysical interconnections that I experience with them, those experiences do not require, for their existence, any other actual entity outside of me, as experiencer

Consciousness considered in its 'purity' must be held to be a self-contained complex of being, a complex of absolute being into which nothing can penetrate and out of which nothing can slip, to which nothing is spatiotemporally external and which cannot be within any spatiotemporal complex, which cannot be effected by any physical thing and cannot exercise causation upon any physical thing --it being presupposed that causality has the normal sense of causality pertaining to Nature as a relationship of dependence between realities.

Husserl initiates the phenomenological project beginning from the Cartesian Cogito, employing the radical doubt at the heart of that rigorous method to 'bracket' the assumptions made by the ego in the unthinking, commonsense stance of the 'natural attitude.' Cartesian dualism cannot even become a problem for the phenomenologist, since the single stream of consciousness becomes the one material for his reflection, and here, another mind's existence is every bit as contingent as another body. For the phenomenologist, the problem becomes: how does the ego break free from its self-imprisonment in the stream of consciousness and make contact with another?

Husserl responds to the charge that transcendental phenomenology results in a solipsism that militates against phenomenology's claim to be viable philosophy. Husserl admits that this criticism 'may seem to be a grave objection,' (emphasis mine), rephrasing the charge in phenomenological language: When I, the meditating I, reduce myself to my absolute transcendental ego by phenomenological epoché do I not become solus ipse. Do I not remain that as long as I carry on a consistent self-explication under the name phenomenology?

Husserl summarizes the critics' concerns: 'if phenomenology cannot really reach the Other from the hypostasis of the transcendentally reduced realm, is it merely a well-intended, thought-provoking experiment that nevertheless has no claim to being a valid philosophy? Does transcendental phenomenology have nothing whatsoever to add to the problem of how to understand our world and our ethical place therein? If phenomenology is to be branded 'transcendental solipsism,' can it claim to solve, from within the limits of the transcendentally reduced ego, the transcendental problems pertaining to an Objective world?' Husserl concludes: '...and indeed it seems obvious that such unities [other entities constituted in my stream of pure conscious processes] are inseparable from my ego and therefore belong to his concreteness of self (emphasis mine). The problem does appear to be a 'grave' one. The world as disclosed in lived experience is always a world for me. Its concreteness can never be separated from its concreteness in my experience of it. The world's real being can never be claimed with certitude solely by reference to my experiences of it. Its independent reality could perhaps be explained if I could be certain of the existence of other monads, other egos, who, through their experiences of it, share the world with me. Objectivity could be posited and exhibited if diverse theses of objective being which originate for different subjects could be shown to harmonize. But the real existence of other egos falls prey to the same difficulty as the existence of the rest of the objective world. The Fourth Meditation's reduction only underscored this fact when it led to the logical consequence that all being is reduced to 'being-sense,' and all sense is part of the intentional life of the ego. It seems, then, that all difference, 'smoothed out' by means of the eidetic variations, is thus absorbed and negated, sucked up into my own conscious life.

Husserl notes that transcendental phenomenology seems to share this problem with transcendental realism, since both essentially result in a search for a path that might connect the immanency of the ego with the transcendency of the Other. It appears as though for both: The Nature and the whole world that are constituted 'immanently' in the ego are only my 'ideas' and have behind them the world that exists in itself. The way to this world must still be sought.

Husserl takes very seriously the critics' objections, affirming their suspicion that reaching the Other directly from within the epoché is utterly problematic. However, the language he employs in explicating the objection repeatedly yawns a gap between the seriousness of the charge and the 'seeming' nature of the charge. 'The problem seems to be . . . '; 'It appears as though . . . ' What is suggested by underscoring the 'seeming' nature of the charge is that the problem that is commonly considered threatening to the viability of phenomenology be only a problem that 'seems' to be. The nature of that 'seeming' is left to stand for the moment, unresolved, unglorified.

Husserl continues his account of the charges against phenomenology, but now he executes a shift --a subtle shift that converts the gaze of the problematic from the charge levelled from outside phenomenology's project into a challenge to be taken up within the project. He asks: But what about other egos, who surely are not a mere intending in me, merely synthetic unities of possible verification in me, but, according to their sense, precisely others? The problem now has ceased to be 'How can we have direct knowledge of the Other within the primordial realm?' but has become 'What does it mean, in view of the impossibility of the ego's direct access to the Other, that the very 'sense' by which he presents himself to me includes the claim of absolute otherness?' This shift of perspective, from the outside looking into the inside looking out of the ego's primordial realm permits an insight into the 'seeming' nature of the externally-levelled charge. This is further clarified with the 'unavoidable' corollary to the question concerning the seeming identity of phenomenology's problematic with that of transcendental idealism. The difference between the two lies in the fact that: The very question of the possibility of actually transcendent knowledge -- . . . this question cannot be asked purely phenomenologically.

Husserl reasserts that the very field of knowledge for the transcendental ego has to do exclusively with what is synthetically comprised within the transcendental ego itself. Phenomenology begins from that self-understanding. Phenomenology in principle chooses the method of a self-imposed solipsism, deliberately bracketing out all claims to objective existence in order to investigate what such claims intend. In reducing the subject to the absolute transcendental ego through the phenomenological epoché, the subject is rendered radically isolated. He is circumscribed as solus ipse and remains thus for as long as phenomenology is being carried out, precisely in order to arrive at a consistent self-explication. The charge that the processes and unities that comprise the stream of pure consciousness are inseparable from the ego is an absurd charge, from the point of view of the phenomenological project. The question that is being raised as an objection from without cannot even be asked within the phenomenological project itself. It can never become a problem for phenomenology to explain why it cannot pretend to achieve that which it does not intend to achieve, that which is, so to speak, not its business to achieve. Johanna Tito explains: The very thought of a transcendental 'outside' with respect to my field of consciousness would be absurd.

However, Husserl does not abandon the problem in view of its inapplicability to phenomenology, but, rather, takes up the objection as a challenge to be addressed from within the epoché . . . it might indeed be more fitting to undertake the task of phenomenological explication indicated in this connection by the 'alter ego' and carry it through in concrete work.

Rather than dismiss the charge, Husserl chooses to put it to concrete use as an opportunity to investigate a new realm. He allows the charge to determine the new philosophical task. One more appropriate to phenomenology. We must, after all, obtain for ourselves insight into the implicit and explicit intentionality wherein the alter ego becomes evinced and verified in the realm of our transcendental ego; we must discover in what intentionalities, syntheses, motivations, the sense ' other ego' becomes fashioned in me and, under the title, harmonious experience of someone else, becomes verified as existing and even as itself there in its own manner.

The problem now has to do with explaining the phenomenal fact that, in limiting my reflection to the stream of my own conscious mental processes and my own lived experiences, otherness somehow forces itself in upon me, compelling me to attribute physical truth to its existence, compelling me to experience it as absolute otherness even where I know that experience is mine, is fashioned within me and verified within me. Though I know all experiences to be mine, I do nevertheless experience this world not as my world, but as a 'real world' independent of my positing, a 'world of phenomena' there for other egos to experience as well. And I do experience other beings, 'alter egos,' in the mode of a self-presentation within my conscious life, with an originality and a specificity that requires my conclusion of their radical otherness. How are we to understand? : the datum's forcing itself against the ego as a cause of the ego's turning-toward, of becoming wakeful or reflective. Thought thrown back on itself, reflective thought, is at the same time pulled out of itself and forced to go beyond itself.

This new problem, replacing the external objection, will be the focus of Husserl's contemplation throughout the remainder of the Fifth Cartesian Meditation.

However, we must ask why Husserl chooses to take up the problem of solipsism, levelled by critics from a position external to phenomenology, if the charge is not one that is genuinely applicable and meaningful within the phenomenological project. On the one hand, the objection is taken up as an act of sheer philosophical courage on Husserl's part In fact, that decision underlines the phenomenological perspective itself: to investigate all things that arise in lived experience, and most especially those things that appear as most certain, for Husserl understood it to be phenomenology's task to be surprised at what is taken for granted in the 'natural attitude' --to wonder at what arises as already 'self-evident.'

But, perhaps even more significantly, the external objection is taken up because it sets in relief the new problem, the problem of explaining the sense of 'otherness' contained in the experience of the Other, and this new problem is one of serious import, having truly 'grave' consequences for phenomenology. Paul Ricoeur calls it 'the touchstone of transcendental phenomenology . . . extending much further than the merely psychological question of the way in which we know other men.' Ricoeur explains what is at stake: (1) the objectivity of the world insofar as it is the object of a plurality of subjects, and (2) the reality of the historical communities built upon the network of exchanges going on among real men. In this respect the problem of the Other plays the same role in Husserl that the divine veracity plays in Descartes, for it grounds every truth and reality that goes beyond the simple reflection of the subject on itself.

Thus it can be argued that the new problem, the problem of how the transcendental ego experiences the Other as other, has far more at stake than the external charge, since it puts into question the credibility of phenomenology from within. The gravity of this problematic can be witnessed by the fact that it became the focus of Husserl's thought for four decades beginning in 1910. In the remainder of the Fifth Meditation, Husserl will confront the paradox of the self-presentation of the Other as other, taking the 'modes of givenness' of the experience of the Other as his 'guiding thread. Husserl will go on in the Fifth Meditation to clarify the sense of the Other, to explicate him as a special mode of transcendence, to demonstrate that otherness creeps into the seemingly solipsistic primordial realm of transcendental experience even in its most radical reduction in the state of 'ownness. The full course of these investigations cannot be treated here, but we wish to draw out the implications of that experiment with respect to the 'grave objection' from which the current analysis began. An important consequence of this experiment speaks directly to that original charge of solipsism and at the same moment opens, in phenomenology, an ethical dimension with which it is rarely credited. The paradox of the impossible yet undeniable meeting place of the I and the Other emerges as a paradox only in the failure of solipsism, in the demonstrated impossibility of erasing the Other from my world. The second degree reduction, the radical reduction to the sphere of my 'ownness,' forces me to confront the limit of that purification, the terminus that refuses to yield to my reflective operation. Tito describes the limit succinctly: In descriptive psychological terms, one might say that through lack of gratification, I become aware of my limitations, I begin to define myself (fines= boundaries, limits) and am at the same time thrust on the path of seeking to restore the sense of continuity that has been disrupted, to restore my strength. The latter necessitates thought to go into the world and to make of it an ally.

No matter how I attempt to purge it of the alien, my primordial sphere becomes the space that always collapses into a site of constitution, my 'ownness' becoming a point of departure from the 'me' and an entry point of the Other. Husserl sketches the implications of this encroachment: The fact of experience of something alien (something that is not I), is present as experience of an Objective world and others in it (non-Ego in the form: other Ego); and an important result of the ownness reduction was that it brought out a substratum belonging to them, an intentional substratum in which a reduced 'world' shows itself, as an 'immanent transcendency.

The inevitable arrival of the Other in my world demonstrates that the I 'owns' nothing that is entirely its own. Contrary to the 'grave' objections of phenomenology's critics, every dimension of the primordial realm is invaded by the Other. The ego is never enclosed only within its own self. In fact, on the contrary, it is clear that my world only comes about -and comes about in the richness and the fullness that characterize it as a world -as a result of that encroachment, since the 'transcendent world,' regardless of its ideality as a synthetic unity belonging to an infinite system of my potentialities, . . . is . . . a determining part of my own concrete being. I come to be with the arrival of the Other. The invasion of the Other achieves something that, alone, the ego cannot accomplish. Through the Other, the ego's world takes shape, accomplishes a density that emerges precisely because of the limitations imposed by the foreign upon the ego's sphere of 'ownness.' His world is built upon the impossibility of his absolute dominion.

Therefore, it is the conclusion of this paper that Husserl does not take up the problem of the objective world because he considers it a 'grave objection' which threatens the very viability of phenomenology as philosophy. Rather, he takes up the objection as a challenge to phenomenology in order to call into question one of phenomenology's own deepest conclusions up to this point-the absolute dominion of the ego in the transcendental realm of his own lived experience. As David Carr expresses this, this project reflects back on phenomenology as a whole, calling into question one of its most explicitly Cartesian elements, its dependence on the apodicticity of the ego Cogito.

Solipsism is traditionally a Cartesian problem, or possibly a Leibnizian one. And Husserl is often mistaken as attempting a Cartesian or Leibnizian solution to it. But this is another misunderstanding on the part of phenomenology's critics. Rather, the objection of solipsism affords Husserl the opportunity to demonstrate the effectiveness of the phenomenological method for revealing dimensions of existence that do not readily offer themselves up to the common sense gaze. The result of the Fifth Meditation's reflections upon the question of intersubjectivity reveals the limitations that reside within the constitutive powers of the ego. And it reveals the impossibility of arriving at a full account of the Other as a being-for-me. Significantly, only with the investigation of the excluded Other from the 'solipsistic' realm of the ego's stream of consciousness does the uniqueness of other human beings come to the fore. Others are revealed in the Fifth Meditation as absolutely other than any other entity that enters my primordial realm. The 'alter ego' is not even susceptible of the kind of treatment afforded other kinds of things within the world. He cannot even be considered purely as meant. This revelation underscores the phenomenal fact, deeply laced with ethical meaning, that other egos are not reducible to the certain kind of appresentation that I have of them. Though the Other 'gives' himself to me in my lived experiences, that 'giving' is accomplished against my will, not in submission to it. And even once 'given,' unlike represented objects, he cannot even be considered truly 'given.' He gives himself to me, but he exists only for him. Phenomenology is a rationality, a reflection on the stream of consciousness that studies the essential structures of a wakeful ego. The Fifth Meditation demonstrates that this ego is intersubjective through and through, from the lowest level of sensible awareness of other things in the world to the highest level at which the Cogito willfully grasps the Other ego in his view. By the end of the Fifth Meditation, we see Husserl insisting upon the equal dignity, even the primacy of intersubjective phenomenology and its correlate, transcendental intersubjectivity.

The point of that Meditation, then, is not merely to consider the 'grave objection' of solipsism to the project of phenomenology, but, rather, to demonstrate the paradox of the invaded solipsism that distinguishes phenomenology from other idealistic philosophies. Husserl had already exposed the fact that objective thought, forgetful of its origin in lived experience, runs the risk of falsifying its understanding of its own world and others in its world. A naive phenomenology reveals the falsification of that common sense attitude, but, considered purely logically, issues in a solipsism. However, a deeper phenomenology, performed through a more radical reduction, exposes the falsity of that naive phenomenology, exposes the radical intersubjective nature of all egos.

Heidegger's Being in the World starts from the assumption that humans are inseparable from their world. That is, the essence of human existence is inseparable from the surrounding social, natural, and divine world. As Gray (1957) describes man, of holding to some untold story of being human, this reality must be discovered in the world and the world belongs to his reality. All of what we are and ought be, is the consciousness of some challenging dialectic awarenesses that brings within it, both a conceptual and contentual representation for which we are to think or to experience of the analytic situation, and that be within that world. (Haar, 1993). Gray (1957) goes on to say that Heidegger believed that: The ontological reality of the non-human world cannot appear through the manipulations of man. But things will not appear as things, he hastens to add, `without the alertness of mortals.` In other words, human beings form an integral part of reality, a necessary part of the whole. Humans are never isolated subjects, according to Heidegger, rather their very essence is constituted by their world.

The concept of Being (always capitalized) is central to Heidegger view of reality. Being is allowing the self-revealing or self-manifesting of other beings. As Guignon, `Being comes to be thought of as a temporal event, a `movement into presence` inseparable from the understanding of being embodied in Daseins forms of life. It is the event (Ereignis) of disclosedness in which entities come to be appropriated into intelligibility.` (Dasein is a German expression (lit: being there) used by Heideggerean scholars, and by Heidegger himself, to refer to human existence.)

Heidegger said that very way of looking at it is all wrong. You simply can't have the 'mind' part without the 'stuff out there' part and you can't have the 'stuff out there part' without the 'mind' part. You cannot just have 'the thing that spews lava occasionally' without also, always, at the same time, having an 'angry god' or 'plate tectonics' and vice versa. You cannot have 'things' without also having something that knows them. You can't have knowledge without things to know. We have already learned that our knowledge of things is always understood through the filter of a paradigm. We interpret things and events that appear to us.

Heidegger says that there is a type of creature where things in the world and interpretations of what those things are comes together. It is called a 'Dasein.' A Dasein combines, no–is the combination of real events in the world with the meaningful interpretation--the 'knowledge'--of what they are.

Heidegger inquired about what we are. What he came up with was that we are a particular type of creature called a 'Dasein' which means 'the there-being.' What Heidegger means by this is that we are always there, in a world full of real things that then must be given some kind of meaning. The key here is that there is no world without a meaningful interpretation and there is no meaningful interpretation without a world. We are the 'creature-that-interprets.' Homo hermeneuticus.

So, for instance, a volcano is a real event in the world. A Dasein is the creature that combines this with a meaningful interpretation such as 'angry god' or 'a mechanistic result of geology and plate tectonics.' The things in the world and our interpretations are not two separate, mechanistic parts. They are one whole thing. You can't have one without the other. They are not two interacting parts. They are two sides of the same coin.

In general, most people interpret the world according to how they have been taught to interpret it. Daseins though, do have a small degree of freedom to choose how to interpret events. For instance, if you have a fight with your best friend how will you interpret it? What will it mean to you? Was she just having a bad day? Maybe he has the flu? Perchance, you may have done something to anger her? Perhaps he has found someone he likes better and doesn't want to be your friend anymore? How will you interpret the fight? Only a Dasein has such an ability to choose what things will mean. If you were abused as a child does that mean 'you have an excuse,' 'need help,' or 'it doesn't matter now?' Everything we experience is a combination of real things and what they mean to us.

We never know things in themselves, as they actually are. We only know our meaningful interpretations of things, and we have some freedom to change interpretations. We interpret in ways no other animal displays. Other animals do not appear to be Daseins. Their interpretation of events in the world appears to be solely a result of genetic programming and training (think of pet tricks). Basically, for animals that are not Dasein, things are either ''safe' or 'not safe,' 'comfortable' or 'not comfortable.' Daseins, however, are not so constrained.

We live in a world of quarks and neutrons, pulsars and black holes. Other animals only have comfort, hunger, and such. Our relationships with others of our kind have frustration, justice, love, hate and infinite gradations of thought and feeling. Other animals have attraction or avoidance. We manipulate the natural world in unbelievable ways. I mean, we don't react to the moon by howling. We build a ship and go there! We display evidence of reflective awareness of our own existence and nonexistence in monuments and art that is not seen in any other animal. We are distinct and unique. We are Dasein. Space has a history. In the cosmology of classical Greece, as F. M. Cornford writes, ‘the universe of being was finite and spherical, with no endless stretch of emptiness beyond. Space had the form of . . . a sphere with centre and circumference.’ This classical-space essentially survived the biblically derived ‘flat earth’ of early Christian doctrine, to reemerge in the late Middle Ages. In medieval cosmology, supercelestial and celestial spheres encompassed, but did not touch, a terrestrial sphere -the space of human action -in which every being, and each thing, had a place preordained by God and was subject to. His omnivoyant gaze. Foucault has termed this medieval space the ‘space of emplacement’; this space, he observes, was effectively destroyed by Galileo: ‘For the real scandal of Galileo’s work lay not so much in his discovery, or rediscovery, that the earth revolved around the sun, but in his constitution of an infinite, and infinitely open space. In such a space the place of the Middle Ages turned out to be dissolved . . . starting with Galileo and the seventeenth century, extension was substituted for localisation.

The vehicle of this changed cosmology was Euclidean geometry. Euclid wrote the Elements of Geometry around 300 BC. Husserl, in The Origin of Geometry, supposes that this system arose out of practical activities, such as building. However, the classical conception of space seems to have been based upon visual evidence rather than technique the horizon appears to encircle us, and the heavens appear to be vaulted above us. In the Renaissance this conflict between observation and intellection, between hyperbolic and Euclidean space, has played out during the early stages of the invention of perspective. (The absence of a necessary connection between knowledge of Euclidean geometry and the development of perspective is evident from the example of the Islamic world.) In the West, the primacy of geometry over perception was stressed by St Augustine, who wrote: ‘reason advanced to the province of the eyes . . . It found . . . that nothing that the eyes beheld, could in any way be compared with what the mind discerned. These distinct and separate realities it also reduced to a branch of learning, and called it geometry.

Although dependent upon Euclid’s Elements, Renaissance perspective took its most fundamental concept from Euclid’s Optics. The concept is that of the ‘cone of vision’. Some two thousand years after Euclid, Brunelleschi conceives of this same cone as intersected by a plane surface -the picture-plane. By means of this model, something of the pre-modern world view passes into the Copernican universe -a universe that is no longer geocentric, but which is nevertheless homocentric and egocentric. A basic principle of Euclidean geometry is that space extends infinitely in three dimensions. The effect of monocular perspective, however, is to maintain (he idea that this space does nevertheless have a centre -the observer. By degrees the sovereign gaze is transferred from God to Man. With the ‘emplacement’ of the medieval world now dissolved, this ocular subject of perspective, and of mercantile capitalism, is free to pursue its entrepreneurial ambitions wherever trade winds blow.

Entrepreneurial humanism first took liberties with, then eventually replaced, theocentric determinism, according to a model that is implicitly Aristotelian. And in a manner that exemplifies the way in which spatial conceptions are projected into the representation of political relationships. In Aristotle’s cosmological physics it was assumed that the preponderance of one or other of the four elements first posited by Empedocles (earth, water, air and fire) would determine the place of that body within a continuum from the centre to the periphery of the universe. This continuum of actual and potential ‘places’ constituted space. Analogously, the idea that a human being will find his or her natural place within the social space of differential privileges according to his or her ‘inherent’ qualities has remained a cornerstone of humanist-derived political philosophies. Newton disengaged space per se from Aristotelian ‘place’, and Newtonian physics was in turn overtaken by the physics of Einstein, in which, in the words of Minkowski, ‘space by itself, and time by itself, are doomed to fade away into mere shadows, and only a kind of union of the two will preserve an independent reality’. More recently, the precepts of general relativity have themselves come into question in ‘quantum theory’. The cosmology of modern physics has nevertheless had little impact on the commonly held world view in the West, which is still predominantly an amalgam of Newton and Aristotelianism -‘places in space’, a system of centres of human affairs (homes, workplace, cities) deployed within a uniform regular and vaguely endless ‘space in itself’.

In the modernist avant-garde in art, references to a mutation in the apprehension of space and time brought about by modern physics and mathematics are usual. Thus, for example, in 1925 El Lissitsky wrote: ‘Perspective bounded and enclosed space, but science has since brought about a fundamental revision. The rigidity of Euclidean space has been annihilated by Lobachevsky, Gauss, and Riemann. Nevertheless, modernists more commonly ascribed the changed apprehension of space not to scientific concepts per se, but rather to technology. Thus, Vertov wrote: ‘I am the cinema-eye. I am a mechanical eye. I, a machine, can show you the world as only I can see it . . . I ascend with aeroplanes, I fall and rise together with failing and rising bodies.’ Constrained by mechanical metaphors, Russian futurism, like cubism, ultimately failed -notwithstanding El Lissitsky’s pronouncement -to abandon Euclidean geometry. The mirror of perspectival representation was broken only in order that its fragments, each representing a distinct point of view, be reassembled according to classical geometric principles -to be returned, finally, to the frame and the proscenium arch.

In the modern period, space was predominantly space traversed (by this token we judge that the prisoner has little of it). In the ‘postmodern’ period, the speed with which space is traversed is no longer governed by the mechanical speed of machines such as aeroplanes, but rather by the electronic speed of machines such as computers and video links, which operate at nearly the speed of light. A mutation in technology therefore had, arguably, brought the technologies inherited from the spatial perceptions of modernist aesthetics into line with the perceptions of modern physics. Thus, for example, Paul Virilio writes that ‘technological space . . . is not a geographical space, but a space of time’. In this space/time of electronic communications, operating at the speed of light, we see things, he observes, ‘in a different light’ -the ‘light of speed’. Moreover, this space seems to be moving, once again, toward self-enclosure. For example, David Bolter, a classics professor writing about computer programming, concludes, ‘In sum, electronic space has the feel of ancient geometric space.’ One of the phenomenological effects of the public applications of new electronic technologies is to cause space to be apprehended as ‘folding back’ upon itself. Spaces once conceived of as separated, segregated, now overlapped: live pictures from Voyager II, as it passes through the rings of Saturn, may appear on television sandwiched between equally ‘live’ pictures of internal organs, transmitted by surgical probes, and footage from Soweto. A counterpart, in the political sphere, of the fold-over spaces of information technologies is terrorism. In the economic sphere it is the tendency of multinational capitalism to produce First World irruptions in Third World countries, while creating Second World pockets in the developed nations. To contemplate such phenomena is no longer to inhabit an imaginary space ordered by the subject-object ‘stand-off’ of Euclidean perspective. The analogies which fit best are now to be found in non-Euclidean geometries -the topologist’s Mobius strip, for example, where the apparently opposing sides prove to be formed from a single, continuous, surface.

Space, then, has a history. It is not, as Kant would have it, a product of a priori, inherently Euclidean. Categories. It is a product of representations. Primordial space is imbounded, as things within it are assigned a place along a predominant vertical axis -heaven-earth-hell, or the 'chain of being' to extend from God down to stones. Modern space (inaugurated in the Renaissance) is Euclidean, horizontal, infinitely extensible, and therefore, in principle, boundless. In the early modern period it is the space of the humanist subject in its mercantile entrepreneurial incarnation. In the late modern period it is the space of industrial capitalism, the space of an exponentially increased pace of dispersal, displacement and dissemination of people and things. In the ‘post-modern’ period it is the space of financial capitalism -the former space in the process of imploding or ‘unfolding’; to appropriate a Derridean term, it is space in the process of ‘intravagination’. Twenty years ago Guy Debord wrote about the unified space of capitalist production, ‘which is no longer bounded by external societies’, the abstract space of the market which ‘had to destroy the autonomy and quality of places’, and he commented: ‘The society which eliminates geographical distance reproduces distance internally as spectacular separation’. Such ‘internal distance’ is that of Psychical space. Nevertheless, as I have already remarked, psychoanalytically inspired theories of representation have tended in recent years to remain faithful to the Euclidean geometrical-optical metaphors of the modern period.

One thing that happened during the Renaissance that was of great importance for the later character of modern philosophy was the birth of modern science. Even as in the Middle Ages philosophy was often thought of as the 'handmaiden of theology,' modern philosophers have often thought of their discipline as little more than the 'handmaiden of science.' Even for those who haven't thought that, the shadow of science, its spectacular success and its influence on modern life and history, have been hard to ignore.

For a long time, philosophers as diverse as David Hume, Karl Marx, and Edmund Husserl have seen the value of their in work in the claim that they were making philosophy 'scientific.' Those claims should have ended with Immanuel Kant (1724-1804), who for the first time clearly provided a distinction between the issues that science could deal with and those that it couldn't, but since Kant's theory could not be demonstrated the same way as a scientific theory, the spell of science, even if it is only through pseudo-science, continues.

The word 'science' itself is simply the Latin word for knowledge: scientia. Until the 1840's what we now call science was 'natural philosophy,' so that even Isaac Newton's great book on motion and gravity, published in 1687, was The Mathematical Principles of Natural Philosophy (Principia Mathematica Philosophiae Naturalis). Newton was, to himself and his contemporaries, a 'philosopher.' In a letter to the English chemist Joseph Priestley written in 1800, Thomas Jefferson lists the 'sciences' that interest him as, 'botany, chemistry, zoology, anatomy, surgery, medicine, natural philosophy [this probably means physics], agriculture, mathematics, astronomy, geography, politics, commerce, history, ethics, law, arts, fine arts.' The list begins on familiar enough terms, but we hardly think of history, ethics, or the fine arts as 'sciences' anymore. Jefferson simply uses to the term to mean 'disciplines of knowledge.'

Something new was happening in natural philosophy, however, and it was called the nova scientia, the 'new' knowledge. It began with Mikolaj Kopernik (1473-1543), whose Polish name was Latinized to Nicolaus Copernicus. To ancient and mediaeval astronomers the only acceptable theory about the universe came to be that of geocentrism, that the Earth is the centre of the universe, with the sun, moon, planets, and stars moving around it. But astronomers needed to explain a couple of things: why Mercury and Venus never moved very far away from the sun--they are only visible a short time after sunset or before sunrise--and why Mars, Jupiter, and Saturn sometimes stop and move backwards for a while (retrograde motion) before resuming their forward motion. Believing that the heavens were perfect, everyone wanted motion there to be regular, uniform, and circular. The system of explaining the motion of the heavenly bodies using uniform and circular orbits was perfected by Claudius Ptolemy, who lived in Egypt probably during the reign of the Emperor Marcus Aurelius (161-180). His book, still known by its Arabic title, the Almagest (from Greek Tò Mégiston, 'The Greatest'), explains that the planets are fixed to small circular orbits (epicycles) which they are fixed to the main orbits. With the epicycles moving one way and the main orbits the other, the right combination of orbits and speeds can reproduce the motion of the planets as we see them. The only problem is that the system is complicated. It takes something like 27 orbits and epicycles to explain the motion of five planets, the sun, and the moon. This is called the Ptolemaic system of astronomy.

Copernicus noticed that it would make things a lot simpler (Ockham's Razor) if the sun were the centre of motion rather than the earth. The peculiarities of Mercury and Venus, not explained by Ptolemy, now are explained by the circumstance that the entire orbits of Mercury and Venus are inside the Earth's orbit. They cannot get around behind the Earth to be seen in the night sky. The motion of Mars and the other planets is explained by the circumstance that the inner planets move faster than the outer ones. Mars does not move backwards; it is simply overtaken and passed by the Earth, which makes it look, against the background, as though Mars is moving backwards. Similarly, although it looks like the stars move once around the Earth every day, Copernicus figured that it was just the Earth that was spinning, not the stars. This was the Copernican Revolution.

Now this all seems obvious. But in Copernicus's day the weight of the evidence was against him. The only evidence he had was that his system was simpler. Against him was the prevailing theory of motion. Mediaeval physics believed that motion was caused by some forming 'impetus.' Things are naturally at rest. Just as an impulsion that makes in of something have to locomotion, and just as it runs out, leaving the object to slow and place in rest. Something that continues moving therefore has to keep being pushed, and pushing is something you can feel. (This was even an argument for the existence of God, sometimes often comes of something very big

-instances from God -for which, of pushing to keep the celestial orchestrations going.) So if the Earth and Heaven remain unified, might that we that is, our spatiality is moving, and why don't we feel its temporal state? Copernicus could not answer that question. Neither was there an obvious way out of what was actually a brilliant prediction: If the stars did not move, then they could be different distances from the earth. As the earth moved in its orbit, the nearer stars should appear to move back and forth against more distant stars. This is called 'stellar parallax,' but unfortunately stellar parallax is so small that it was not observed until 1838. So, at the time, supporters of Copernicus could only contend, lamely, that the stars must all be so distant that their parallax could not be detected.

Copernicus was also worried about getting in trouble with the Church. The Protestant Reformation had started in 1517, and the Catholic Church was not in any mood to have any more of its doctrines, even about astronomy, questioned. So Copernicus did not let his book be published until he lay dying.

The answers, the evidence, and the trouble for Copernicus's system came with Galileo Galilei (1564-1642). Galileo is important and famous for three things: (1) Most importantly he applied mathematics to motion. This was the real beginning of modern science. There is no math in Aristotle's Physics. There is nothing but math in modern physics books. Galileo made the change. It is inconceivable now that science could be done any other way. Aristotle had said, simply based on reason, that if one object is heavier than another, it will fall faster. Galileo tried that out and discovered that Aristotle was wrong. Aerodynamics aside, everything falls at the same rate. But then Galileo determined what that rate was by rolling balls down an inclined plane (not by dropping them off the Leaning Tower of Pisa, which is the legend). This required him to distinguish between velocity (e.g., metres per second) and acceleration (change in velocity, e.g., metres per second per second). Gravity produced an acceleration--9.8 metres per second per second. Instantly Galileo had an answer for Copernicus: simple velocity is not felt, only acceleration is. So the earth can be moving without our feeling it. Also, velocity does not change until a force changes it. That is the idea of inertia, which then replaced the old idea of an impetus. All this theory was ultimately perfected by Isaac Newton (1642-1727).

(2) With the objections to Copernicus's theory removed, the case was completed with positive evidence. Around 1609 it was discovered in the Netherlands that putting two lenses (which had been used since the 13th century as eye glasses) together made distant objects look close. Galileo heard about this and he produced the first astronomical quality telescope. With his telescope he saw several things: (a) the Moon had mountains and valleys. This upset the ancient notion that the heavens, the Moon included, were completely unlike the Earth. (b) the Planets all showed disks and were not points of light like stars. © Jupiter had four moons. This upset the argument, which had been used against Copernicus, that there could only be one centre of motion in the universe. Now there were three (the Sun, Earth, and Jupiter). (d) There were many more stars in the sky than could be seen with the eye; and the Milky Way, which was always just a glow, was itself composed of stars. And finally (e) Venus went through phases like the Moon. That vindicated Copernicus, for in the Ptolemaic system Venus, moving back and forth at the same distance between the Earth and the Sun, would only go from crescent to crescent. It would mostly have its dark side turned to us. With Copernicus, however, Venus goes around on the other side of the Sun and so, in the distance, would show us a small full face. As it comes around the Sun toward the Earth, we would see it turn into a crescent as the disk grows larger. Those are the phases, from small full to large crescent, that Galileo saw. The only argument that could be used against him was that the telescope must be creating illusions. In fact it was not well understood why a telescope worked. Some people looked at stars and saw two instead of one. That seemed to prove that the telescope was unreliable. Soon it was simply accepted that many stars are double. They still are.

(3) With his evidence and his arguments, Galileo was ready to prove the case for Copernican astronomy. He had the support of the greatest living astronomer, Johannes Kepler (1571-1630), but not the Catholic Church. He had been warned once to watch it, but then a friend of his became Pope Urban VIII (1623-1644). The Pope agreed that Galileo could write about both Ptolemaic and Copernican systems, setting out the arguments for each. Galileo wrote A Dialogue on the Two Principal Systems of the World (1632). Unfortunately, the representative of the Ptolemaic system in the dialogue was made to appear foolish, and the Pope thought it was a caricature of himself. Galileo was led before the Inquisition, 'shown the instruments of torture,' and invited to recant. He did, but was kept under house arrest for the rest of his life. Nevertheless, it was too late. No serious astronomer could ever be a geocentrist again, and the only discredit fell against the Church. Descartes is justly regarded as the Father of Modern Philosophy. This is not because of the positive results of his investigations, which were few, but because of the questions that he raised and problems that he created, problems that have still not been answered to everyone's satisfaction: particularly the Problem of Knowledge and the Mind-Body Problem. And in a day when philosophy and science were not distinguished from each other, Descartes was a famous physicist and mathematician as well as a philosopher. Descartes' physics was completely overthrown by that of Newton, so we do not much remember him for that. But Descartes was a great mathematician of enduring importance. He originated analytic geometry, where all of the algebra can be given geometrical expression. Like Galileo combining physics and mathematics, this also combined two things that had previously been apart, arithmetic and geometry. The modern world would not be the same without graphs of equations. Rectangular coordinates for graphing are still called Cartesian coordinates (from Descartes' name: des Cartes). Seeing Descartes as a mathematician explains why he was the kind of philosopher that he was. Now it is hard to reconcile Descartes' status as a scientist and the inspiration he derived from Galileo and others with his clear distrust of experience. Isn't science about experience? We might think so. But the paradox of modern science is its dependence on mathematics. Where does mathematics come from? What makes it true? Many mathematicians will still answer like Plato, but that certainly has little to do with experience. So Descartes belongs to this puzzling, mathematical side of science, not to the side concerned with experience.

Meditations on First Philosophy is representative of his thought. 'First philosophy' simply means what is done first in philosophy. The most important thing about Descartes as a philosopher is that 'first philosophy' changed because of what he did. What stood first in philosophy since Aristotle was metaphysics. Thus the first question for philosophy to answer was about what is real. That decided, everything else could be done. With such an arrangement we can say that philosophy functions with Ontological Priority. In the Meditations we find that questions about knowledge come to the fore. If there are problems about what we can know, then we may not even be able to know what is real. But if questions about knowledge must be settled first, then this establishes Epistemological Priority for philosophy. Indeed, this leads to the creation of the Theory of Knowledge, Epistemology, as a separate discipline within philosophy for the first time. Previously, knowledge had been treated as falling in the domain of Aristotle's logical works (called, as a whole, the Organon), especially the Posterior Analytics. Modern philosophy has been driven by questions about knowledge. It begins with two principal traditions, Continental Rationalism and British Empiricism. The Rationalists, including Descartes, believed that reason was the fundamental source of knowledge. Empiricist’s believed that experience was. Epistemological priority makes possible what has become a very common phenomenon in modern philosophy: denying that metaphysics is possible at all, or even that metaphysical questions mean anything. That can happen when epistemology draws the limits of knowledge, or the limits of meaning, so tight that metaphysical statements or questions are no longer allowed.

The most important issues get raised in the first three of the six Meditations. In the first meditation Descartes begins to consider what he can know. He applies the special method that he has conceived (about which he had already written the Discourse on Method), known as 'methodical doubt.' As applied, methodical doubt has two steps: (1) doubt everything that can be doubted, and (2) don't accept anything as known unless it can be established with absolute certainty. Today Descartes is often faulted for requiring certainty of knowledge. But that was no innovation with him: ever since Plato and Aristotle, knowledge was taken to imply certainty. Anything without certainty would just be opinion, not knowledge. The disenchantment with certainty today has occurred just because it turned out to be so difficult to justify certainty to the rigour that Descartes required. Logically the two parts of methodical doubt are very similar, but in the Meditations they are procedurally different. Doubt does its job in the first meditation. Descartes wonders what he can really know about a piece of matter like a lump of wax. He wonders if he might actually be dreaming instead of sitting by the fireplace. Ultimately he wonders if the God he has always believed in might actually be a malevolent Demon capable of using his omnipotence to deceive us even about our own thoughts or our own existence. Thus, there is nothing in all his experience and knowledge that Descartes cannot call into doubt. The junk of history, all the things he ever thought he had known, gets swept away.

Ever since the Meditations, Descartes' Deceiving Demon has tended to strike people as a funny or absurd idea. Nevertheless, something far deeper and more significant is going on in the first meditation than we might think. It is a problem about the relation of causality to knowledge. The relation of cause to effect had been of interest since Aristotle. There was something odd about it. Given knowledge of a cause (and of the laws of nature), we can usually predict what the effect will be. Touch the hot stove, and you'll get burned. Step off a roof, and you'll fall. But given the effect, it is much more difficult to reason backwards to the cause. The arson squad shows up to investigate the cause of a fire, but that is not an easy task: many things could have caused the fire, and it is always possible that they might not be able to figure out at all what the cause was. The problem is that the relation between cause and effect is not symmetrical. Given a cause, there will be one effect. But given an effect, there could have been many causes able to produce the same effect. And even if we can't predict the effect from the cause, we can always wait around to see what it is. But if we can't determine the cause from the effect, time forever conceals it from us. This feature of causality made for some uneasiness in mediaeval Western, and even in Indian, philosophy. Many people tried to argue that the effect was contained in the cause, or the cause in the effect. None of that worked, or even made much sense.

With Descartes, this uneasiness about causality becomes a terror in relation to knowledge: for, in perception, what is the relation of the objects of knowledge to our knowledge of them? Cause to effect. Thus what we possess, our perceptions, are the effects of external causes. In thinking that we know external objects, we are reasoning backwards from effect to cause. Trouble. Why couldn't our perceptions have been caused by something else? Indeed, in ordinary life we know that they can be. There are hallucinations. Hallucinations can be caused by a lot of things: fever, insanity, sensory deprivation, drugs, trauma, etc. Descartes' Deceiving Demon is more outlandish, but it employs the same principle, and touches the same raw nerve. That raw nerve is now known as the Problem of Knowledge: How can we have knowledge through perception of external objects? There is no consensus on how to solve this even today. The worst thing is not that there haven't been credible solutions proposed, there have been, but that the solutions should explain why perception is so obvious in ordinary life. Philosophical explanations are usually anything but obvious, as anyone thing can and cannot be, and to further this justification in its claim are for those who know and not-know, a seeming paradox bound within its own spontaneity, accounted by such as for no sensible person, not even Descartes, really doubts that external objects are plausibly in that respect. This is why modern philosophy became so entered on questions about knowledge: It is the Curse of Descartes?

In the second meditation, Descartes wants to begin building up knowledge from the wreckage of the first meditation. This means starting from nothing. Such an idea of building up knowledge from nothing is called Foundationalism and is one of the mistakes that Descartes makes. Descartes does not and cannot simply start from nothing. Nevertheless, he gets off to a pretty good start: he decides that he cannot be deceived about his own existence, because if he didn't exist, he wouldn't be around to worry about it. If he didn't exist, he wouldn't be thinking; so if he is thinking, he must exist. This is usually stated in Latin: Cogito ergo sum, 'I think therefore I am.' That might be the most famous statement in the history of philosophy, although it does not seem to occur in that form in the Meditations.

But there is more to it than just Descartes' argument for his own existence. Thinking comes first, and for Descartes that is a real priority. The title of the second meditation actually says, 'the mind is better known than the body,' and the Cogito ergo sum makes Descartes believe, not just that he has proven his existence, but that he has proven his existence as a thinking substance, a mind, leaving the body as some foreign thing to worry about later. That does not really follow, but Descartes clearly thinks that it does and consequently doesn't otherwise provide any special separate proof for the existence of the soul. In the end Descartes will believe that there are two fundamental substances in the world, souls and matter. The essence of soul for him, the attribute that makes a soul what is it, is thinking. The essence of matter for him (given to us in the fifth meditation), the attribute that makes matter what is it, is extension, i.e., that matter takes up space. This is known as Cartesian Dualism, which there are two kinds of things. It is something else that people have thought funny or absurd since Descartes. The greater of difficulty came with its own principle of verification, and will always implicate upon the thesis of how are souls and their bodies made of matter, interactual or communicative communication is left with one another. In Descartes' own physics, forces are transferred by contact, but the soul, which is unextended and so has no surface (only matter has extension), cannot contact the body because there is no surface to press with. The body cannot even hold the soul within it, since the soul has nothing to press upon to carry it along with the body. Problems like this occur whenever the body and soul are regarded as fundamentally different kinds of realities.

Today it might seem easy to say that the body and soul communicate by passing energy back and forth, which doesn't require contact, or even their close proximities, all for which is the presence of real energy in the soul that would make it plausibly detectable in this field of study, any kind of energy produces some heat (toward which all energy migrates as it becomes more random, i.e., as energy obeys the laws of the conservation of energy and of entropy), and heat or the radiation it produces (all heat produces electromagnetic radiation) can be detected. But, usually, a theory of the soul wants it to be some kind of thing that cannot be detected in a laboratory--in great measure because souls have not been detected in a laboratory.

Nevertheless, Descartes' problem is not just a confusion or a superstition. Our existence really does seem different from the inside than from the outside. From the inside there is consciousness, experience, colours, music, memories, etc. From the outside there is just the brain: gray goo. How do those two go together? That is the enduring question from Descartes: The Mind-Body Problem. As with the Problem of Knowledge, there is no consensus on a satisfactory answer. To ignore consciousness, as happens in Behaviourism, or to dismiss consciousness as something that is merely a transient state of the material brain, is a kind of reductionism, i.e., to say the one thing is just a state or function of another even though they may seem fundamentally different and there may be no-good reason why we should regard that one thing as more real and the other less so. Much of the talk about the Mind-Body Problem in the 20th century has been reductionistic, starting with Gilbert Ryle's Concept of Mind, which said that 'mind is to body as kick is to leg.' A kick certainly doesn't have much reality apart from a leg, but that really doesn't capture the relationship of consciousness to the body or to the brain. When the leg is kicking, we see the leg. But when the brain is 'minding,' we don't see the brain, and the body itself is only represented within consciousness. Internally, there is no reason to believe the mind is even in the brain. Aristotle and the Egyptians thought that consciousness was in the heart. In the middle of dreaming or hallucinations, we might not be aware of our bodies at all.

At the end of the second mediation Descartes may reasonably be said to have proven his own existence, but the existence of the body or of any other external objects is left hanging. If nothing further can be proven, then each of us is threatened with the possibility that I am the only thing that exists. This is called solipsism, from Latin solus, 'alone' (sole), and ipse, 'self.' Solipsism is not argued, advocated, or even mentioned by Descartes, but it is associated with him because both he and everyone after him have so much trouble proving that something else does exist.

The third meditation is Descartes' next step in trying to restore the common sense limits of knowledge. Even though he is ultimately aiming to show that external objects and the body exist, he is not able to go at that directly. Instead the third meditation is where Descartes attempts to prove the existence of God. This is surprising, since the existence of objects seems much more obvious than the existence of God but Descartes, working with his mathematician's frame of mind, thinks that a pure rational proof of something he can't see is better than no proof of something he can.

Descartes' proof for God is not original. It is a kind of argument called the Ontological Argument (named that by Immanuel Kant, 1724-1804). It is called 'ontological' because it is based on an idea about the nature of God's existence: that God is a necessary being, i.e., it is impossible for him not to exist. We and everything else in the universe, on the other hand, are contingent beings; it is possible for us not to exist, and in the past (and possibly in the future) we have indeed not existed. But if God is a necessary being, then there must be something about his nature that necessitates his existence. Reflecting on this, a mediaeval Archbishop of Canterbury, St. Anselm (1093-1109), decided that all we needed to prove the existence of God was the proper definition of God. With such a definition we could understand how God's nature necessitates his existence. The definition Anselm proposed was: God is that than which no greater can be conceived. The argument then follows: If we conceive of a non-existing God, we must always ask, 'Can something greater than this be conceived?' The answer will clearly be 'Yes'; for an existing God would be greater than a non-existing God. Therefore, we can only conceive of God as existing; so God exists.

This simple argument has mostly not found general favour. The definitive criticism was given by St. Thomas Aquinas (who otherwise thought that there were many ways to prove the existence of God): things cannot be 'conceived' into existence. Defining a concept is one thing, proving that the thing exists is another. The principle involved is that, 'Existence is not a predicate,' i.e., existence is not like other attributes or qualities that are included in definitions. Existence is not part of the meaning of anything. Most modern philosophers have agreed with this, but every so often there is an oddball who is captivated by Anselm. Descartes was such an oddball.

Descartes' argument for God is not even as good as Anselm's. It runs something like this: (A) I have in my mind an idea of perfection. (B) Degrees of perfection correspond to degrees of reality. ©) Every idea I have must have been caused by something that is at least as real [in objective reality, what Descartes calls 'formal reality'] as what it is that the idea represents [in the subjective reality of my mind, what Descartes confusingly calls 'objective reality']. (D) Therefore, every idea I have must have been caused by something that is at least as perfect as what it is that the idea represents. (E) Therefore, my idea of perfection must have been caused by the perfect thing. (F) Therefore, the perfect thing exists. (G) By definition, the perfect thing is God. (H) Therefore, God exists.

Here Descartes uses 'perfection' instead of Anselm's 'greatness.' The difficulties with the argument are, first, that the second premise is most questionable. Most Greek philosophers starting with Parmenides would have said that either something exists or it doesn't. 'Degrees' of reality is a much later, in fact Neoplatonic, idea. The second problem is that the third premise is convoluted and fishy in the extreme. It means that Descartes is forced into arguing that our idea of infinity must have been caused by an infinite thing, since an infinite thing is more real than us or anything in us. But it seems obvious enough that our idea of infinity is simply the negation of finitude: the non-finite. The best that Descartes can ever do in justifying these two premises is arguing that he can conceive them 'clearly and distinctly' or 'by the light of nature.' 'Clear and distinct ideas,' are how Descartes claims something is self-evident, and something is self-evident if we know it to be true just by understanding it's meaning. That is very shaky ground in Descartes' system, for we must always be cautious about things that the Deceiving Demon could deceive us into believing. The only guarantee we have that our clear and distinct ideas are in fact true and reliable is that God would not deceive us about them. But then the existence of God is to be proven just in order that we can prove God reliable. Assuming the reliability of clear and distinct ideas so as to prove that God is reliable, so as to prove that clear and distinct ideas are reliable, makes for a logically circular argument: we assume what we wish to prove.

Descartes' argument for God violates both logic and his own method. In sweeping away the junk of history through methodical doubt, Descartes wasn't supposed to use anything from the past without justifying it. He is already violating that in the second mediation just by using concepts like 'substance' and 'essence,' which are technical philosophical terms that Descartes has not made up himself. In the third meditation Descartes' use of the history of philosophy explodes out of control: technical terminology ('formal cause,' etc.) flies thick and fast, the argument itself is inspired by Anselm, and the whole process is very far from the foundational program of starting from nothing. All by itself, it looks like a good proof of how philosophy cannot start over from anything.

With the existence of God, presumably, proven, Descartes wraps things up in the sixth meditation: if God is the perfect thing, then he would not deceive us. That wouldn't be perfect. On the other hand, when it comes to our perceptions, God has set this all up and given us a very strong sense that all these things that we see are there. So, if God is no deceiver, these things really must be there. Therefore, external objects ('corporeal things') exist. Simple enough, but fatally flawed if the argument for the existence of God is itself defective.

In the fourth and fifth meditations Descartes does some tidying up. In the fourth he worries why there can be falsehood if God is reliable. The answer is that if we stuck to our clear and distinct ideas, there would be no falsehood; but our ambitions leap beyond those limits, so falsehood exists and is our own fault. Descartes does come to believe that all our clear and distinct ideas are innate: they are packed into the soul on its creation, like a box lunch. Most important is the idea of perfection, or the idea of God, itself, which is then rather like God's hallmark on the soul. Once we notice that idea, then life, the universe, and everything falls into place. Thus, Descartes eventually decides that the existence of God is better known to him than his own existence, even though he was certain about the latter first.

The fifth meditation says it is about the 'essence' of material things. That is especially interesting since Descartes supposedly doesn't know yet whether material things existed. It's like, even if they don't exist, he knows what they are. That is Descartes the mathematician speaking. Through mathematics, especially geometry, he knows what matter is like-extended, etc. He even knows that a vacuum is impossible: extended space is the same thing as material substance. This is the kind of thing that makes Descartes look very foolish as a scientist. But the important point, again, is not that Descartes is unscientific, but that he chose to rely too heavily on the role of mathematics in the nova scientia that Galileo had recently inaugurated. Others, like Francis Bacon (1561-1626), had relied too heavily on the role of observation in explaining the new knowledge. Bacon wasn't a scientist, or a mathematician, at all. Descartes was. It really would not be until our own time that some understanding would begin to emerge of the interaction and interdependency between theory and observation, mathematics and experience in modern science. Even now the greatest mathematicians (e.g., Kurt Gödel, 1906-1978) tend to be kinds of Platonises at heart.







THE ATTAINABLE GRASP TO

THOUGHT





BOOK SEVEN

THE PERIPHERY OF FRIEDRICH NIETZSCHE



Defeated in two wars, Germany appeared to have invaded vast territories of the world’s mind, with Nietzsche himself as no mean conqueror. For his was the vision of things to come. Much, too much, would strike him as déjà vu: Yes, he had foreseen it, and he would understand, for the ‘Modern Mind’ speaks German, not always good German, but fluent German nonetheless, it was, only forced by learning the idiom of Karl Marx, and was delighted to be introduced to itself in the language of Sigmund Freud’ taught by Rank and later Max Weber, It acquired its historical and sociological self-consciousness, moved out of its tidy Newtonian universe on the instruction of Einstein, and followed a design of Oswald Spengler’s in sending, from the depth of its spiritual depression, most ingeniously engineered objects higher than the moon. Whether it discovers, with Heidegger, the true habitation of its Existenza on the frontier boundaries of Nothing, or mediates, with Sartre and Camus le Néant or the Absurd, whether-to pass to its less serous moods-it is nihilistically young and profitably angry in London or rebelliously debauched and Buddhistic in San Francisco-it is part of a story told by Nietzsche.

As for modern German literature and thought, it is hardly an exaggeration to say that they would not be what they are if Nietzsche had never lived. Name almost any poet, man of letters, philosopher, who wrote in German during the twentieth century and attained to stature and influence-Rilke, George, Kafka, Tomas Mann, Ernst Jünger, Musil, Benn, Heidegger, or Jaspers-and you name at the same time Friedrick Nietzsche. He is too, them all-whether or not they know and acknowledge it (most of them do)-what St. Thomas Aquinas was to Dante: The categorical interpreter of a world that they contemplate poetically or philosophically without ever radically upsetting its Nietzschean structure.

He was convinced that it would take at least fifty years before a few men would understand what he had accomplished. He feared that even then his teaching would be misinterpreted and misapplied. 'I am terrified,' he wrote, 'by the thought of the sort of people who may one day invoke my authority.' Yet is this not, he added, the anguish of every great teacher? Still, the conviction that he was a great teacher never left him after he had passed through that period of sustained inspiration in which he wrote the first part of Zarathustra. After this, all his utterances convey the disquieting self-confidence and the terror of a man who has reached the culmination of that paradox that he embodies, and whichever has since cast its dangerous spell over some of the finest and some of the coarsest minds.

Are we then, in a better position to probe Nietzsche’s mind and too avid, as he anticipated some might, the misunderstanding that he was merely concerned with religious, philosophical, or political controversies fashionable in his day? If this is a misinterpretation, can we put anything more valid in its place? What is the knowledge that he claims to have, raising him in his own opinion far above the contemporary level of thought? What the discovery that serves him as a lever to unhinge the whole fabric of traditional values?

It is the knowledge that God is dead.

The death of God he calls the greatest event in modern history and the cause of extreme danger. Its paradoxical place a value may be contained in these words. He never said that there was no God, but that the External had been vanquished by Time and that the immortal suffered death at the hands of mortals: 'God is dead.' It is like a cry mingled of despair and triumph, reducing, by comparison, the whole story of atheism and agnosticism before and after him to the level of respectable mediocrity and making it sound like a collection of announcements by bankers who regret they are unable to invest in an unsafe proposition. Nietzsche, for the nineteenth century, brings to its perverse conclusion a line of religious thought and experience linked with the names of St. Paul, St. Augustine, Pascal, Kierkegaard, and Dostoevsky, minds for whom God has his clearly defined place, but to whom. He came in order to challenge their natural being, making demands that appeared absurd in the light of natural reason. These men are of the family of Jacob: Having wrestled with God for His blessing, they ever after limp through life with the framework of Nature incurably out of joint. Nietzsche too believed that he prevailed against God in that struggle, and won a new name for himself, the name of Zarathustra. However, the words he spoke on his mountain to the angel of the Lord? I will not let thee go, but thou curse me. Or, in words that Nietzsche did in fact speak: 'I have on purpose devoted my life to exploring the whole contrast to a truly religious nature. I know the Devil and all his visions of God.

'God is dead'-this is the very core of Nietzsche’s spiritual existence, and what follows is despair and hope in a new greatness of man, visions of catastrophe and glory, the icy brilliance of analytical reason, fathoming with affected irreverence those depths through which are hidden of a ritual healer.

Perhaps by definition alone, comes the unswerving call of atheism, by this is the denial of or lack of belief in the existence of a god or gods. The term atheism comes from the Greek prefix ‘a-‘, meaning 'without,' and the Greek word ‘theos’, meaning 'deity.' The denial of gods’ existence is also known as strong, or positive, atheism, whereas the lack of belief in a god is known as negative, or weak, atheism. Although atheism is often contrasted with agnosticism-the view that we cannot know whether a deity exists or not and should therefore suspend belief-negative atheism is in fact compatible with agnosticism.

About one-third of the world’s population adheres to a form of Christianity. Latin America has the largest number of Christians, most of whom are Roman Catholics. Islam is practised by over one-fifth of the world’s population, most of whom live in parts of Asia, particularly the Middle East.

Atheism has wide-ranging implications for the human condition. In the rendering absence to belief in a god, as, too, ethical goals must be determined by secular and nonreligious aims of concern, human beings must take full responsibility for their destiny, and death marks the end of a person’s existence. As of 1994 there were an estimated 240 million atheists around the world comprising slightly more than 4 percent of the world’s population, including those who profess atheism, skepticism, disbelief, or irreligion. The estimate of nonbelievers increases significantly, to about 21 percent of the world’s population, if negative atheists are included.

From ancient times, people have at times used atheism as a term of abuse for religious positions they opposed. The first Christians were called atheists because they denied the existence of the Roman deities. Over time, several misunderstandings of atheism have arisen: That atheists are immoral, that morality cannot be justified without belief in God, and that life has no purpose without belief in God. Yet there is no evidence that atheists are any less moral than believers. Many systems of morality have been developed that do not presuppose the existence of a supernatural being. Moreover, the purpose of human life may be based on secular goals, such as the betterment of humankind.

In Western society the term atheism has been used more narrowly to refer to the denial of theism, in particular Judeo-Christian theism, which asserts the existence of an all-powerful, all-knowing, all-good personal being. This being created the universe, took an active interest in human concerns, and guides his creatures through divine disclosure known as revelation. Positive atheists reject this theistic God and the associated beliefs in an afterlife, a cosmic destiny, a supernatural origin of the universe, an immortal soul, the revealed nature of the Bible and the Qur'an (Koran), and a religious foundation for morality.

Theism, however, is not a characteristic of all religions. Some religions reject theism but are not entirely atheistic. Although the theistic tradition is fully developed in the Bhagavad-Gita, the sacred text of Hinduism, earlier Hindu writings known as the Upanishads teach that Brahman (ultimate reality) is impersonal. Positive atheists reject even the pantheistic aspects of Hinduism that equate God with the universe. Several other Eastern religions, including Theravada Buddhism and Jainism, are commonly believed to be atheistic, but this interpretation is not strictly correct. These religions do reject a theistic God believed to have created the universe, but they accept numerous lesser gods. At most, such religions are atheistic in the narrow sense of rejecting theism.

One of the most controversial works of 19th-century philosophy, Thus Spake Zarathustra 1883-1885, articulated German philosopher Friedrich Nietzsche’s theory of the Übermensch, a term translated as 'Superman' or 'Overman.' The Superman was an individual who overcame what Nietzsche termed the 'slave morality' of traditional values, and lived according to his own morality. Nietzsche also advanced his idea that 'God is dead,' or that traditional morality was no longer relevant in people’s lives. In this passage, the sage Zarathustra came down from the mountain where he had spent the last ten years alone to preach to the people.

In the Western intellectual world, nonbelief in the existence of God is a widespread phenomenon with a long and distinguished history. Philosophers of the ancient world such as Lucretius were nonbelievers. Even in the Middle Ages (5th to 15th centuries) there were currents of thought that questioned theist assumptions, including skepticism, the doctrine that true knowledge is impossible, and naturalism, the belief that only natural forces control the world. Several leading thinkers of the Enlightenment (1700-1789) were professed atheists, including Danish writer Baron Holbach and French encyclopedist Denis Diderot. Expressions of nonbelief also are found in classics of Western literature, including the writings of English poets Percy Shelley and Lord Byron, the English novelist Thomas Hardy, including French philosophers’ Voltaire and Jean-Paul Sartre, the Russian author Ivan Turgenev, and the American writers’ Mark Twain and Upton Sinclair. In the 19th century the most articulate and best-known atheists and critics of religion were German philosophers’ Ludwig Feuerbach, Karl Marx, Arthur Schopenhauer, and Friedrich Nietzsche. British philosopher Bertrand Russell, Austrian psychoanalyst Sigmund Freud, and Sartre are among the 20th century’s most influential atheists.

Nineteenth-century German philosopher Friedrich Nietzsche was an influential critic of religious systems, especially Christianity, for which he felt chained to the thickening herd morality. By declaring that 'God is dead,' Nietzsche signified that traditional religious belief in God no longer played a central role in human experience. Nietzsche believed we would have to find secular justifications for morality to avoid nihilism-the absence of all belief.

Atheists justify their philosophical position in several different ways. Negative atheists attempt to establish their position by refuting typical theist arguments for the existence of God, such as the argument from first cause, the argument from design, the ontological argument, and the argument from religious experience. Other negative atheists assert that any statement about God is meaningless, because attributes such as all-knowing and all-powerful cannot be comprehended by the human mind. Positive atheists, on the other hand, defend their position by arguing that the concept of God is inconsistent. They question, for example, whether a God who is all-knowing can also be all-good and how a God who lacks bodily existence can be all-knowing.

Some positive atheists have maintained that the existence of evil makes the existence of God improbable. In particular, atheists assert that theism does not provide an adequate explanation for the existence of seemingly gratuitous evil, such as the suffering of innocent children. Theists commonly defend the existence of evil by claiming that God desires that human beings have the freedom to choose between good and evil, or that the purpose of evil is to build human character, such as the ability to persevere. Positive atheists counter that justifications for evil in terms of human free will leave unexplained why, for example, children suffer because of genetic diseases or abuse from adults. Arguments that God allows pain and suffering to build human character fail, in turn, to explain why there was suffering among animals before human beings evolved and why human character could not be developed with less suffering than occurs in the world. For atheists, a better explanation for the presence of evil in the world is that God does not exist.

Atheists have also criticized historical evidence used to support belief in the major theistic religions. For example, atheists have argued that a lack of evidence casts doubt on important doctrines of Christianity, such as the virgin birth and the resurrection of Jesus Christ. Because such events are said to represent miracles, atheists assert that extremely strong evidence is necessary to support their occurrence. According to atheists, the available evidence to support these alleged miracles-from Biblical, pagan, and Jewish sources-is weak, and therefore such claims should be rejected.

Atheism is primarily a reaction to, or a rejection of, religious belief, and thus does not determine other philosophical beliefs. Atheism has sometimes been associated with the philosophical ideas of materialism, which holds that only matter exists. Communism, which asserts that religion impedes human progress, and rationalism, which emphasizes analytic reasoning over other sources of knowledge. However, there is no necessary connection between atheism and these positions. Some atheists have opposed communism and some have rejected materialism. Although nearly all contemporary materialists are atheists, the ancient Greek materialist Epicurus believed the gods were made of matter in the form of atoms. Rationalists such as French philosopher René Descartes have believed in God, whereas atheists such as Sartre are not considered to be rationalists. Atheism has also been associated with systems of thought that reject authority, such as anarchism, a political theory opposed to all forms of government, and existentialism, a philosophic movement that emphasizes absolute human freedom of choice; there is however no necessary connection between atheism and these positions. British analytic philosopher A.J. Ayer was an atheist who opposed existentialism, while Danish philosopher Søren Kierkegaard was an existentialist who accepted God. Marx was an atheist who rejected anarchism while Russian novelist Leo Tolstoy, a Christian, embraced anarchism. Because atheism in a strict sense is merely a negation, it does not provide a comprehensive world-view. Presuming other philosophical positions to be outgrowths of atheism is therefore not possible.

Intellectual debate over the existence of God continues to be active, especially on college campuses, in religious discussion groups, and in electronic forums on the Internet. In contemporary philosophical thought, atheism has been defended by British philosopher Antony Flew, Australian philosopher John Mackie, and American philosopher Michael Martin, among others. Leading organizations of unbelief in the United States include The American Atheists, The Committee for the Scientific Study of Religion.

Friedrich Nietzsche (1844-1900), German philosopher, poet, and classical philologist, who was one of the most provocative and influential thinkers of the 19th century. Nietzsche founded his morality on what he saw as the most basic human drive, the will to power. Nietzsche criticized Christianity and other philosophers’ moral systems as 'slave moralities' because, in his view, they chained all members of society with universal rules of ethics. Nietzsche offered, in contrast, a 'master morality' that prized the creative influence of powerful individuals who transcended the common rules of society.

Nietzsche studied classical philology at the universities of Bonn and Leipzig and was appointed the professor of classical philology at the University of Basel at the age of 24. Ill health (he was plagued throughout his life by poor eyesight and migraine headaches) forced his retirement in 1879. Ten years later he suffered a mental breakdown from which he never recovered. He died in Weimar in 1900.

In addition to the influence of Greek culture, particularly the philosophies of Plato and Aristotle, Nietzsche was influenced by German philosopher Arthur Schopenhauer, by the theory of evolution, and by his friendship with German composer Richard Wagner.

Nietzsche’s first major work, Die Geburt der Tragödie aus dem Geiste de Musik (The Birth of Tragedy), appeared in 1872. His most prolific period as an author was the 1880s. During the decade he wrote, Also sprach Zarathustra (Parts one-3, 1883-1884; Part four-4, 1885, and translated to English as, Thus Spake Zarathustra), Jenseits von Gut und Böse, 1886, Beyond Good and Evil-Zur Genealogie de Moral, 1887, also, On the Genealogy of Morals, and the German, Der Antichrist 1888, the English translation, The Antichrist, and Ecce Homo, was completed 1888, and published 1908. Nietzsche’s last major work, The Will to Power, Der Wille zur Macht, was published in 1901.

One of Nietzsche’s fundamental contentions was that traditional value (represented primarily by Christianity) had lost their power in the lives of individuals. He expressed this in his proclamation 'God is dead.' He was convinced that traditional values represented a 'slave morality,' a morality created by weak and resentful individuals who encouraged such behaviour as gentleness and kindness because the behaviour served their interests. Nietzsche claimed that new values could be created to replace the traditional ones, and his discussion of the possibility led to his concept of the overman or superman.

According to Nietzsche, the masses (whom he termed the herd or mob) conform to tradition, whereas his ideal overman is secure, independent, and highly individualistic. The overman feels deeply, but his passions are rationally controlled. Concentrating on the real world, than on the rewards of the next world promised by religion, the overman affirms life, including the suffering and pain that accompany human existence. Nietzsche’s overman is a creator of values, a creator of its 'master morality' that reflects the strength and independence of one who is liberated from all values, except those that he deems valid.

Nietzsche maintained that all human behaviour is motivated by the will to power. In its positive sense, the will to power is not simply power over others, but the power over one’s self that is necessary for creativity. Such power is manifested in the overman's independence, creativity, and originality. Although Nietzsche explicitly denied that any overmen had yet arisen, he mentions several individuals who could serve as models. Among these models he lists Jesus, Greek philosopher Socrates, Florentine thinker Leonardo da Vinci, Italian artist Michelangelo, English playwright William Shakespeare, German author Johann Wolfgang von Goethe, Roman ruler Julius Caesar, and French emperor Napoleon I.

The concept of the overman has often been interpreted as one that postulates a master-slave society and has been identified with totalitarian philosophies. Many scholars deny the connection and attribute it to misinterpretation of Nietzsche's work.

An acclaimed poet, Nietzsche exerted much influence on German literature, as well as on French literature and theology. His concepts have been discussed and elaborated upon by such individuals as German philosophers Karl Jaspers and Martin Heidegger, and German Jewish philosopher Martin Buber, German American theologian Paul Tillich, and French writers’ Albert Camus and Jean-Paul Sartre. After World War II (1939-1945), American theologians’ Thomas J.J. Altizer and Paul Van Buren seized upon Nietzsche's proclamation 'God is dead' in their attempt to make Christianity relevant to its believers in the 1960s and 1970s.

Nietzsche is openly pessimistic about the possibility of knowledge, for truth: we know (or, believe or imagine) just as much as may be useful in the interests of the human herd, the species: and even what is here called ‘utility’, is ultimately also a mere belief, something imaginary and perhaps precisely that most calamitous stupidity of which we shall perish some day.

This position is very radical. Nietzsche does not simply deny that knowledge, construed as the adequate representation of the world by the intellect, exists. He also refuses the pragmatist identification of knowledge and truth with usefulness: he writes that we think we know what we think is useful, and that we can be quite wrong about the latter.

Nietzsche’s view, his ‘perspectivism’, depends on his claim that there is no sensible conception of a world independent of human interpretation and to which interpretations would correspond if they were to constitute knowledge. He sums up this highly controversial position in The Will to Power: Facts are precisely what there is not, only interpretation.

It is often claimed that perspectivism is self-undermining, if the thesis that all views are interpretations is true then, it is argued, there is at least one view that is not an interpretation. If, on the other hand, the thesis is itself an interpretation, then there is no reason to believe that it is true, and it follows again, that not every view is an interpretation.

Nevertheless, this refutation assumes that if a view of perspectivism itself, is an interpretation that it is wrong. This is not the case, to call any view, including perspectivism. An interpretation is to say that it can be wrong, which is true of all views, and that is not a sufficient refutation. To show the perspectivism is actually false producing another view superior to it on specific epistemological grounds is necessary.

Perspectivism does not deny that particular views can be true. Like some versions of contemporary anti-realism, only by its attributes to specific approaches’ truth in relation to facts specified internally by the approaches themselves. Nonetheless, it refuses to envisage a single independent set of facts, to be accounted for by all theories. Thus Nietzsche grants the truth of specific scientific theories, he does, nevertheless, deny that a scientific interpretation can possibly be ‘the only justifiable interpretation of the world’, neither the fact’s science addresses nor the methods it employs are privileged. Scientific theories serve the purpose for which they have been devised, but these have no priority over the many other purposes of human life.

The existence of many purposes and needs relative to which the value of theories is established-another crucial element of perspectivism-is sometimes thought to imply a lawless relativism. According to which no standards for evaluating purposes and theories can be devised. This is correct only in that Nietzsche denies the existence of a single set of standards for determining epistemic value once and for all. However, he holds that specific views can be compared with and evaluated in relation to one another. The ability to use criteria acceptable in particular circumstances does not presuppose the existence of criteria applicable in all. Agreement is therefore, not always possible, since individuals may sometimes differ over the most fundamental issues dividing them.

Least of mention, Nietzsche would not be troubled by this fact, which his opponents too also have to confront only, as he would argue, to suppress it by insisting on the hope that all disagreements are in principal eliminable even if our practice falls woefully short of the ideal. Nietzsche abandons that ideal. He considers irresoluble disagreement an essential parts of human life.

Since, scientists during the nineteenth century were preoccupied with uncovering the workings of external reality and virtually nothing was known about the physical substrate is of human consciousness, the business of examining the dynamics and structure of mind became the province of ‘social scientists’ and ‘humanists’. Adolphe Quételet proposed a social physics’ that could serve as the basis for a new discipline called sociology, and his contemporary Auguste Comte concluded that a true scientific understanding of the social reality was quite inevitable. Mind, in the view of these figures, was a separate and distinct mechanism subject to the lawful workings of a mechanistic social reality.

More formal European philosophers, such as Immanuel Kant, sought to reconcile representations of external reality in mind with the motions of matter based on the dictates of pure reason. This impulse was also apparent in the utilitarian ethics of Jeremy Bentham and John Stuart Mill, in the historical materialist of Karl Marx and Friedrich Engels, and in the pragmatism of Charles Smith, William James, and John Dewey. All these thinkers were painfully aware, however, of the inability of reason to posit a self-consistent basis for bridging the gap between mind and matter, and each was obligated to conclude that the realm of the mental exists only in the subjective reality of the individual.

The fatal flaw of pure reason is, of course, the absence of emotion, and purely rational explanations of the division between subjective reality and external reality had limited appeal outside the community of intellectuals, the figure most responsible for infusing our understanding of Cartesian dualism with emotional content was the death of God theologian Friedrich Nietzsche. After declaring that God and ‘divine will’, did not exist, Nietzsche reified the ‘existence’ of consciousness in the domain of subjectivity as the ground for individual ‘will’ and summarily dismissed all previous philosophical attempts to articulate the ‘will to truth’. The problem, claimed Nietzsche, is that linear versions of the ‘will to truth’ disguise the fact that all alleged truths were arbitrarily created in the subjective reality of the individual and are expressions or manifestations of individual ‘will’.

Nietzsche’s emotionally charged defence of intellectual freedom and his radical empowerment of mind as the maker and transformer of the collective fictions that shape human reality in a soulless mechanistic universe proved terribly influential on twentieth-century thought. Nietzsche sought to reinforce his view of the subjective character of scientific knowledge and arithmetic that arose during the last three decades of the nineteenth century. Though a curious course of events, attempts by Edmund Husserl, a philosopher trained in higher math and physics, to resolve this crisis results in a view of the character of human consciousness that closely resembled that of Nietzsche.

The best-known disciple of Husserl was Martin Heidegger, and the work of both figures greatly influenced that of the French atheistic existenualist Jean-Paul Sartre. The work of Husserl, Heidegger, and Sartre became foundational to that of the principal architects of philosophical postmodernism, the deconstructionalists Jacques Lacan, Roland Barthes, Michel Foucault, and Jacques Derrida, this direct line found linkage between the nineteenth-century crisis about the epistemological foundations of mathematical physics and the origins of philosophical postmodernism served to perpetuate the Cartesian two world dilemma, in, an even, or oppressive form.

Philosophers like John Locke, Thomas Hobbes, and David Hume tried to articulate some basis for liking the mathematical describable motions of matter with linguistic representations of external reality in the subjective space of mind. Descartes’ compatriot Jean-Jacques Rousseau reified nature as the ground of human consciousness in a state of innocence and proclaimed that ‘Liberty, Equality, Fraternity’ is the guiding principles of this consciousness. Rousseau also made god-like the idea of the ‘general will’ of the people to achieve these goals and declared that those who do not conform to this will were social deviants.

The Enlightenment idea of deism, which imagined the universe as a clockwork and God as the clockmaker, provided grounds for believing in a divine agency lay the moment of creation. It also implied, however, that all the creative forces of the universe were exhausted at origins, that the physical substrates of mind were subject to the same natural laws as matter, and that the only means of mediating the gap between mind and matter was pure reason. Traditional Judeo-Christian theism, which had previously been based on both reason and revelation, responded to the challenge of deism by debasing rationality as a test of faith and embracing the idea that the truth of spiritual reality can be known only through divine revelation. This engendered a conflict between reason and revelation that persists to this day. And it also laid the fundamental for the fierce competition between the mega-narratives of science and religion as frame tale s for mediating the character of each should be ultimately defined.

The most fundamental aspect of intellectual tradition is the assumption that there is a fundamental division between the material and the immaterial world or between the realm of matter and the realm of pure mind and spirit. The metaphysical framework based on this assumption known as ontological dualism. As the word dual implies, the framework is predicated on an ontology, or a conception of the nature of God or Being, that assumes reality has two distinct and separable dimensions. The concept of Being as continuous, immutable, and having a prior or separate existence from the world of change dates from the ancient Greek philosopher Parmenides. The same qualities were associated with the God of the Judeo-Christian tradition, and they were considerably amplified by the role played in the theology by Platonic and Neoplatonic philosophy.

The role of seventeenth-century metaphysics is also apparent in metaphysical presuppositions about matter described by classical enumerations of motion. These presuppositions can be briefly defined as follows: (1) The physical world is made up of inert and changeless matter, and this matter changed only in terms of location in space, (2) the behaviour of matter mirrors physical theory and is inherently mathematical, (3) matter as the unchanging unit of physical reality can be exhaustively understood by mechanics, or by the applied mathematics of motion, and (4) the mind of the observer is separate from the observed system of matter, and the ontological bridge between the two physical law and theory.

Once, again, these presuppositions have a metaphysical basis because they are required to assume the following,-that the full and certain truths about the physical world are revealed in a mathematical structure governed by physical laws, which have a prior or separate existence from this world. While Copernicus, Galileo, Kepler, Descartes, and Newton assumed that metaphysics or ontological foundation for these laws was the perfect mind of God, the idea was increasingly regarded, even in the eighteenth century, as somewhat unnecessary, what would endure in an increasingly disguised form was the assumption of ontological dualism. This assumption, which remains alive and well in the debates about scientific epistemology, allowed the truths of mathematical physics to be regarded as having a separate and immutable existence outside the world of change.

As this view of hypotheses and the truths of nature as qualities were extended in the nineteenth century to a mathematical description of phenomena like heat, light, electricity, an magnetism, LaPlaces’ assumptions about the actual character of scientific truths seemed quite correct, this progress suggested that if we could remove all thoughts about the ‘nature of’ or the ‘source of’ phenomena, the pursuit of strictly quantitative concepts would bring us to a complete description of all aspects of physical reality. Subsequently, figures like Combe, Kirchhoff. Hertz, and Poincaré developed a program for the study of nature that was quite different from that of the original creators of classical physics.

The seventeenth-century view of physics as a philosophy of nature or a natural philosophy was displaced by the view of physics as an autonomous science that was ‘the science of nature’. This view, which was premised on the doctrine of positivism, promised to subsume all of the nature with a mathematical analysis of entities in motion and claimed that the true understanding of nature was revealed only in the unmathematical descriptions. Since the doctrine of positivism, assumes that knowledge we call physics resides only in the mathematical formalism of physical theory, it disallows the prospect that the vision of physical reality reveals in physical theory can have any other meaning. In the history of science, the irony is that positivism, which was intended to banish metaphysical concerns from the domain of science, served to perpetuate a seventeenth-century metaphysical assumption about the relationship between physical reality and physical theory.

Kant was to argue that the earlier assumption that our knowledge has the world is a mathematical physics and is wholly determined by the behaviour of physical reality could well be false. Perhaps, he said that the reverse was true-that the objects of nature conform to our knowledge of nature. The relevance of the Kantian position was later affirmed by the leader of the Berlin school of mathematics, Karl Weierstrass, who came to a conclusion that would also be adopted by Einstein-that mathematics is a pure creation of the human mind.

A complete history of the debate over the epistemological foundation of mathematical physics should probably begin with the discovery of irrational numbers by the followers of Pythagoras, the paradoxes of Zeno and Gottfried Leibniz. But since we are more concerned with the epistemological crisis of the late nineteenth century, let us begin with the set theory developed by the German mathematician and logician Georg Cantor. From 1878 to 1897, Cantor created a theory of abstract sets of entities that eventually became a mathematical discipline. A set, as he defined it, is a collection of definite and a distinguishable object in thought or perception conceived as a whole.

Cantor attempted to prove that the proceeds of counting and the definition of integers could be placed on a solid mathematical foundation. His method was repeatedly to place the elements in one set into ‘one-to-one’ correspondence with those in another. In the case of integers, Cantor showed that each integer (1, 2, 3, . . . n) could be paired with an even integer

(2, 4, 6, . . . n), and, therefore, that the set of all integers was equal to the set of all even numbers.

Formidably, Cantor discovered that some infinite sets were larger than others and that infinite sets formed a hierarchy of ever greater infinities. After this failing attempt to save the classical view of logical foundations and internal consistency of mathematical systems, it soon became obvious that a major crack had appeared in the seemingly solid foundations of number and mathematics. Meanwhile, an impressive number of mathematicians began to see that everything from functional analysis to the theory of real numbers depended on the problematic character of number itself.

In 1886, Nietzsche was delighted to learn the classical view of mathematics as a logical consistent and self-contained system that could prove it might be undermined. And his immediate and unwarranted conclusion was that all of logic and the whole of mathematics were nothing more than fictions perpetuated by those who exercised their will to power. With his characteristic sense of certainty, Nietzsche does precisely proclaim. 'Without accepting the fictions of logic, without measuring reality against the purely invented world of the unconditional and self-identical, without a constant falsification of the world by means of numbers, man could not live.'

Many writers, along with a few well-known new-age gurus, have played fast and loosely with firm interpretations of some new but informal understanding grounded within the mental in some vague sense of cosmic consciousness. However, these new age nuances are ever so erroneously placed in the new-age section of a commercial bookstore and purchased by those interested in new-age literature, and they will be quite disappointed.

Research in neuroscience has shown that language processing is a staggering complex phenomenon that places incredible demands on memory and learning. Language functions extend, for example, into all major lobes of the neocortex: Auditory opinion is associated with the temporal area; tactile information is associated with the parietal area, and attention, working memory, and planning are associated with the frontal cortex of the left or dominant hemisphere. The left prefrontal region is associated with verb and noun production tasks and in the retrieval of words representing action. Broca’s area, next to the mouth-tongue region of a motor cortex, is associated with vocalization in word formation, and Wernicke’s area, by the auditory cortex, is associated with sound analysis in the sequencing of words.

Lower brain regions, like the cerebellum, have also evolved in our species to help in language processing. Until recently, the cerebellum was thought to be exclusively involved with automatic or preprogrammed movements such as throwing a ball, jumping over a high hurdle or playing noted orchestrations as on a musical instrument. Imaging studies in neuroscience suggest, however, that the cerebellum awaken within the smoldering embers brought aflame by the sparks of awakening consciousness, to think communicatively during the spoken exchange. Mostly actuated when the psychological subject occurs in making difficult the word associations that the cerebellum plays a role in associations by providing access to automatic word sequences and by augmenting rapid shifts in attention.

Critically important to the evolution of enhanced language skills are that behavioural adaptive adjustments that serve to precede and situate biological changes. This represents a reversal of the usual course of evolution where biological change precedes behavioural adaption. When the first hominids began to use stone tools, they probably rendered of a very haphazard fashion, by drawing on their flexible ape-like learning abilities. Still, the use of this technology over time opened a new ecological niche where selective pressures occasioned new adaptions. A tool use became more indispensable for obtaining food and organized social behaviours, mutations that enhanced the use of tools probably functioned as a principal source of selection for both bodied and brains.

The fist stone choppers appear in their fossil executions seem as the remnant fragments remaining about 2.5 million years ago, and they appear to have been fabricated with a few sharp blows of stone on stone. If these primitive tools are reasonable, which were hand-held and probably used to cut flesh and to chip bone to expose the marrow, were created by Homo habilis-the first large-brained hominid. Stone making is obviously a skill passed on from one generation to the next by learning as opposed to a physical trait passed on genetically. After these tools became critical to survival, this introduced selection for learning abilities that did not exist for other species. Although the early tool makers may have had brains roughly comparable to those of modern apes, they were already confronting the processes for being adapted for symbol learning.

The first symbolic representations were probably associated with social adaptations that were quite fragile, and any support that could reinforce these adaptions in the interest of survival would have been favoured by evolution. The expansion of the forebrain in Homo habilis, particularly the prefrontal cortex, was on of the core adaptations. This adaption was enhanced over time by increased connectivity to brain regions involved in language processing.

Imagining why incremental improvements in symbolic representations provided a selective advantage is easy. Symbolic communication probably enhanced cooperation in the relationship of mothers to infants, allowed forgoing techniques to be more easily learned, served as the basis for better coordinating scavenging and hunting activities, and generally improved the prospect of attracting a mate. As the list of domains in which symbolic communication was introduced became longer over time, this probably resulted in new selective pressures that served to make this communication more elaborate. After more functions became dependent on this communication, those who failed in symbol learning or could only use symbols awkwardly were less likely to pass on their genes to subsequent generations.

The crude language of the earliest users of symbolics must have been considerably gestured and nonsymbiotic vocalizations. Their spoken language probably became reactively independent and a closed cooperative system.

The general idea is very powerful, however, the relevance of spatiality to self-consciousness comes about not merely because the world is spatial but also because the self-conscious subject is a spatial element of the world. One cannot be self-conscious without being aware that one is a spatial element of the world, and one cannot be ware that one is a spatial element of the world without a grasp of the spatial nature of the world. Face to face, the idea of a perceivable, objective spatial world that causes ideas too subjectively becoming to denote in the world. During which time, his perceptions as they have of changing position within the world and to the more or less stable way the world is. The idea that there is an objective world and the idea that the subject is somewhere, and where he is given by what he can perceive.

Research, however distant, are those that neuroscience reveals in that the human brain is a massive parallel system which language processing is widely distributed. Computers generated images of human brains engaged in language processing reveals a hierarchal organization consisting of complicated clusters of brain areas that process different component functions in controlled time sequences. And it is now clear that language processing is not accomplished by stand-alone or unitary modules that evolved with the addition of separate modules that were eventually wired together on some neutral circuit board.

While the brain that evolved this capacity was obviously a product of Darwinian evolution, the most critical precondition for the evolution of this brain cannot be simply explained in these terms. Darwinian evolution can explain why the creation of stone tools altered conditions for survival in a new ecological niche in which group living, pair bonding, and more complex social structures were critical to survival. And Darwinian evolution can also explain why selective pressures in this new ecological niche favoured preadaptive changes required for symbolic communication. All the same, this communication resulted directly through its passing an increasingly atypically structural complex and intensively condensed behaviour. Social evolution began to take precedence over physical evolution in the sense that mutations resulting in enhanced social behaviour became selectively advantageously within the context of the social behaviour of hominids.

Because this communication was based on symbolic vocalization that required the evolution of neural mechanisms and processes that did not evolve in any other species. As this marked the emergence of a mental realm that would increasingly appear as separate and distinct from the external material realm.

If the emergent reality in this mental realm cannot be reduced to, or entirely explained as for, the sum of its parts, it seems reasonable to conclude that this reality is greater than the sum of its parts. For example, a complete proceeding of the manner in which light in particular wave lengths has ben advancing by the human brain to generate a particular colour says nothing about the experience of colour. In other words, a complete scientific description of all the mechanisms involved in processing the colour blue does not correspond with the colour blue as perceived in human consciousness. And no scientific description of the physical substrate of a thought or feeling, no matter how accomplish it can but be accounted for in actualized experience, especially of a thought or feeling, as an emergent aspect of global brain function.

If we could, for example, define all of the neural mechanisms involved in generating a particular word symbol, this would reveal nothing about the experience of the word symbol as an idea in human consciousness. Conversely, the experience of the word symbol as an idea would reveal nothing about the neuronal processes involved. And while one mode of understanding the situation necessarily displaces the other, both are required to achieve a complete understanding of the situation.

Even if we are to include two aspects of biological reality, finding to a more complex order in biological reality is associated with the emergence of new wholes that are greater than the orbital parts. Yet, the entire biosphere is of a whole that displays self-regulating behaviour that is greater than the sum of its parts. The emergence of a symbolic universe based on a complex language system could be viewed as another stage in the evolution of more complicated and complex systems. As marked and noted by the appearance of a new profound complementarity in relationships between parts and wholes. This does not allow us to assume that human consciousness was in any sense preordained or predestined by natural process. But it does make it possible, in philosophical terms at least, to argue that this consciousness is an emergent aspect of the self-organizing properties of biological life.

The scientific implications to the relationship between parts (Qualia) and indivisible whole (the universe) are quite staggering. Our primary concern, however, is a new view of the relationship between mind and world that carries even larger implications in human terms. When factors into our understanding of the relationship between parts and wholes in physics and biology, then mind, or human consciousness, must be viewed as an emergent phenomenon in a seamlessly interconnected whole called the cosmos.

All that is required to embrace the alternative view of the relationship between mind and world that are consistent with our most advanced scientific knowledge is a commitment to metaphysical and epistemological realism and a willingness to follow arguments to their logical conclusions. Metaphysical realism assumes that physical reality or has an actual existence independent of a human observer or any act of observation, epistemological realism assumes that progress in science requires strict adherence to scientific mythology, or to the rules and procedures for doing science. If one can accept these assumptions, most of the conclusions drawn should appear fairly self-evident in logical and philosophical terms. And it is also not necessary to attribute any extra-scientific properties to the whole to understand and embrace the new relationship between part and whole and the alternative view of human consciousness that is consistent with this relationship. This is, in this that our distinguishing character between what can be 'proven' in scientific terms and what can be reasonably 'inferred' in philosophical terms based on the scientific evidence.

Moreover, advances in scientific knowledge rapidly became the basis for the creation of a host of new technologies. Yet, those of which are responsible for evaluating the benefits and risks associated with the use of these technologies, much less their potential impact on human needs and values, normally had expertise on only one side of a two-culture divide. Perhaps, more important, many of the potential threats to the human future-such as, to, environmental pollution, arms development, overpopulation, and spread of infectious diseases, poverty, and starvation-can be effectively solved only by integrating scientific knowledge with knowledge from the social sciences and humanities. We have not done so for a simple reason-the implications of the confusing new fact of nature called non-locality cannot be properly understood without some familiarity wit the actual history of scientific thought. The intent is to suggest that what be most important about this back-ground can be understood in its absence. Those who do not wish to struggle with the small and perhaps, less, then there were fewer in amounts of back-ground implications should feel free to ignore it. But this material will be no more challenging as such, that the hope is that from those of which will find a common ground for understanding and that will meet again on this commonly functions in an effort to close of its circle, resolve the equations of eternity and complete the universe made obtainable to gain into the profound mysteriousness through which its unification holds itself there-within.

Based on what we now know about the evolution of human language abilities, however, it seems clear that our real or actualized self is not imprisoned in our minds. It is implicitly a part of the larger whole of biological life, human observers its existence from embedded relations to this whole, and constructs its reality as based on evolved mechanisms that exist in all human brains. This suggests that any sense of the 'otherness' of self and world be is an illusion, in that disguises of its own actualization are to find all its relations between the part that are of their own characterization. Its self as related to the temporality of being whole is that of a biological reality. It can be viewed, of course, that a proper definition of this whole must not include the evolution of the larger undissectible whole. Yet, the cosmos and unbroken evolution of all life, by that of the first self-replication molecule that was the ancestor of DNA. It should include the complex interactions that have proven that among all the parts in biological reality that any resultant of emerging is self-regulating. This, of course, is responsible to properties owing to the whole of what might be to sustain the existence of the parts.

Founded on complications and complex coordinate systems in ordinary language may be conditioned as to establish some developments have been descriptively made by its physical reality and metaphysical concerns. That is, that it is in the history of mathematics and that the exchanges between the mega-narratives and frame tales of religion and science were critical factors in the minds of those who contributed. The first scientific revolution of the seventeenth century, allowed scientists to better them in the understudy of how the classical paradigm in physical reality has marked results in the stark Cartesian division between mind and world that became one of the most characteristic features of Western thought. This is not, however, another strident and ill-mannered diatribe against our misunderstandings, but drawn upon equivalent self realization and undivided wholeness or predicted characterlogic principles of physical reality and the epistemological foundations of physical theory.

Scientific knowledge is an extension of ordinary language into greater levels of abstraction and precision through reliance upon geometry and numerical relationships. We imagine that the seeds of the scientific imagination were planted in ancient Greece. This, of course, opposes any other option but to speculate some displacement afar from the Chinese or Babylonian cultures. Partly because the social, political, and economic climates in Greece were more open in the pursuit of knowledge along with greater margins that reflect upon cultural accessibility. Another important factor was that the special character of Homeric religion allowed the Greeks to invent a conceptual framework that would prove useful in future scientific investigations. But it was only after this inheritance from Greek philosophy was wedded to some essential feature of Judeo-Christian beliefs about the origin of the cosmos that the paradigm for classical physics emerged.

The Greek philosophers we now recognized as the originator’s scientific thoughts were oraclically mystic who probably perceived their world as replete with spiritual agencies and forces. The Greek religious heritage made it possible for these thinkers to attempt to coordinate diverse physical events within a framework of immaterial and unifying ideas. The fundamental assumption that there is a pervasive, underlying substance out of which everything emerges and into which everything returns are attributed to Thales of Miletos. Thales had apparently transcended to this conclusion out of the belief that the world was full of gods, and his unifying substance, water, was similarly charged with spiritual presence. Religion in this instance served the interests of science because it allowed the Greek philosophers to view 'essences' underlying and unifying physical reality as if they were 'substances.'

The history of science grandly testifies to the manner in which scientific objectivity results in physical theories that must be assimilated into 'customary points of view and forms of perception.' The framers of classical physics derived, like the rest of us there, 'customary points of view and forms of perception' from macro-level visualized experience. Thus, the descriptive apparatus of visualizable experience became reflected in the classical descriptive categories.

A major discontinuity appears, however, as we moved from descriptive apparatus dominated by the character of our visualizable experience to a complete description of physical reality in relativistic and quantum physics. The actual character of physical reality in modern physics lies largely outside the range of visualizable experience. Einstein, was acutely aware of this discontinuity: 'We have forgotten what features of the world of experience caused us to frame pre-scientific concepts, and we have great difficulty in representing the world of experience to ourselves without the spectacles of the old-established conceptual interpretation. There is the further difficulty that our language is compelled to work with words that are inseparably connected with those primitive concepts.'

It is time, for the religious imagination and the religious experience to engage the complementary truths of science in filling that which is silence with meaning. However, this does not mean that those who do not believe in the existence of God or Being should refrain in any sense for assessing the implications of the new truths of science. Understanding these implications does not require to some ontology, and is in no way diminished by the lack of ontology. And one is free to recognize a basis for an exchange between science and religion since one is free to deny that this basis exists-there is nothing in our current scientific world-view that can prove the existence of God or Being and nothing that legitimate any anthropomorphic conceptions of the nature of God or Being. The question of belief in ontology remains what it has always been-a question, and the physical universe on the most basic level remains what has always been-a riddle. And the elemental answer to the question and the ultimate meaning of the riddle is and probably will always be, a matter of personal choice and conviction, in that the finding by some conclusive evidences that openly evince its question, is, much less, that the riddle, is precisely and explicitly relationally found that of, least of mention, a requiring explication that evokes of an immediate introduction for which is the unanswerable representation thereof. In that of its finding as such, their assembling to gather by some inspiring of formidable combinations awaiting the presence to the future. Wherefore, in its secretly enigmatically hidden reservoir lay of the continuous phenomenons, in that, for we are to discover or rediscover upon which the riddle has to undertake by the evincing properties that bind all substantive quantifications raised of all phenomena that adhere to the out-of-the-ordinary endlessnes. That once found might that we realize that its answer belongs but to no man, because once its riddle is solved the owing results are once-more, the afforded efforts gainfully to employ in the obtainable acquirements for which categorize in all of what we seek. In that, the self-naming proclamation belongs only to an overflowing Nothingness, whereby its own bleeding is to call for that which speaks of Nothing. Subsequently, there remains are remnant infractions whose fragments also bleed from their pours as Nothing, for Nothingness means more than Nothingness. If, only to recover in the partialities that unify consciousness, but, once, again, the continuous flow of Nothing gives only to itself the vacuousness that Nothingness belongs of an unchanging endlessness.

Our frame reference point works mostly to incorporate in an abounding classical set affiliation between mind and world, by that lay to some defining features and fundamental preoccupations, for which there is certainly nothing new in the suggestion that contemporary scientific world-view legitimates an alternate conception of the relationship between mind and world. The essential point of attention is that one of 'consciousness' and remains in a certain state of our study.

But at the end of this, sometimes labourious journey that precipitate to some conclusion that should make the trip very worthwhile. Initiatory comments offer resistance in contemporaneous physics or biology for believing of the 'I' in the stark Cartesian division between mind and world that some have rather aptly described as 'the disease of the Western mind.'

Following the fundamental explorations that include questions about knowledge and the intuitive certainty by which but even here the epistemic concepts involved, as this aim is to provide a unified framework for understanding the universe. That in giving the immaterial essences that gave form and structure to this universe were being coded in geometrical and mathematical ideas. And this insight led him to invented algebraic geometry.

A scientific understanding to these ideas could be derived, as did that Descartes declared, that with the aid of precise deduction, and he also claimed that the contours of physical reality could be laid out in three-dimensional coordinates. In classical physics, external reality consisted of inert and inanimate matter moving according to wholly deterministic natural laws, and collections of discrete atomized parts made up wholes. Classical physics was also premised, however, a dualistic conception of reality as consisting of abstract disembodied ideas existing in a domain separate form and superior to sensible objects and movements. The notion that the material world experienced by the senses was inferior to the immaterial world experienced by mind or spirit has been blamed for frustrating the progress of physics up too at least the time of Galileo. But in one very important respect, it also made the first scientific revolution possible. Copernicus, Galileo, Kepler, and Newton firmly believed that the immaterial geometrical and mathematical ideas that inform physical reality had a prior existence in the mind of God and that doing physics was a form of communion with these ideas.

The tragedy of the Western mind is a direct consequence of the stark Cartesian division between mind and world. This is the tragedy of the modern mind which 'solved the riddle of the universe,' but only to replace it by another riddle: The riddle of itself. Yet, we discover the 'certain principles of physical reality,' said Descartes, 'not by the prejudices of the senses, but by rational analysis, which thus possess so great evidence that we cannot doubt of their truth.' Since the real, or that which actually remains external to ourselves, was in his view only that which could be represented in the quantitative terms of mathematics, Descartes concluded that all qualitative aspects of reality could be traced to the deceitfulness of the senses.

Given that Descartes distrusted the information from the senses to the point of doubting the perceived results of repeatable scientific experiments, how did he conclude that our knowledge of the mathematical ideas residing only in mind or in human subjectivity was accurate, much less the absolute truth? He did so by making a leap of faith-God constructed the world, said Descartes, according to the mathematical ideas that our minds could uncover in their pristine essence. The truths of classical physics as Descartes viewed them were quite literally 'revealed' truths, and it was this seventeenth-century metaphysical presupposition that became in the history of science what is termed the 'hidden ontology of classical epistemology.' Descartes lingers in the widespread conviction that science does not provide a 'place for man' or for all that we know as distinctly human in subjective reality.

The historical notion in the unity of consciousness has had an interesting history in philosophy and psychology. Taking Descartes to be the first major philosopher of the modern period, the unity of consciousness was central to the study of the mind for the whole of the modern period until the 20th century. The notion figured centrally in the work of Descartes, Leibniz, Hume, Reid, Kant, Brennan, James, and, in most of the major precursors of contemporary philosophy of mind and cognitive psychology. It played a particularly important role in Kant's work.

A couple of examples will illustrate the role that the notion of the unity of consciousness played in this long literature. Consider a classical argument for dualism (the view that the mind is not the body, indeed is not made out of matter at all). It starts like this: When I consider the mind, which is to say of myself, as far as I am only a thinking thing, I cannot distinguish in myself any parts, but apprehend myself to be clearly one and entire.

Here is another, more elaborate argument based on unified consciousness. The conclusion will be that any system of components could never achieve unified consciousness acting in concert. William James' well-known version of the argument starts as follows: Take a sentence of a dozen words, take twelve men, and to each word. Then stand the men in a row or jam them in a bunch, and let each think of his word as intently as he will; Nowhere will there be a consciousness of the whole sentence.

James generalizes this observation to all conscious states. To get dualism out of this, we need to add a premise: That if the mind were made out of matter, conscious states would have to be distributed over some group of components in some relevant way. Nevertheless, this thought experiment is meant to show that conscious states cannot be so distributed. Therefore, the conscious mind is not made out of matter. Calling the argument that James is using is the Unity Argument. Clearly, the idea that our consciousness of, here, the parts of a sentence are unified is at the centre of the Unity Argument. Like the first, this argument goes all the way back to Descartes. Versions of it can be found in thinkers otherwise as different from one another as Leibniz, Reid, and James. The Unity Argument continued to be influential into the 20th century. That the argument was considered a powerful reason for concluding that the mind is not the body is illustrated in a backhanded way by Kant's treatment of it (as he found it in Descartes and Leibniz, not James, of course).

Kant did not think that we could uncover anything about the nature of the mind, including whether nor is it made out of matter. To make the case for this view, he had to show that all existing arguments that the mind is not material do not work and he set out to do justly that in the Critique of Pure Reason on the Paralogisms of Pure Reason (1781) (paralogisms are faulty inferences about the nature of the mind). The Unity Argument is the target of a major part of that chapter; if one is going to show that we cannot know what the mind is like, we must dispose of the Unity Argument, which purports to show that the mind is not made out of matter. Kant's argument that the Unity Argument does not support dualism is simple. He urges that the idea of unified consciousness being achieved by something that has no parts or components are no less mysterious than its being achieved by a system of components acting together. Remarkably enough, though no philosopher has ever met this challenge of Kant's and no account exists of what an immaterial mind not made out of parts might be like, philosophers continued to rely on the Unity Argument until well into the 20th century. It may be a bit difficult for us to capture this now but the idea any system of components, and for an even stronger reason might not realize that merge with consciousness, that each system of material components, had a strong intuitive appeal for a long time.

The notion that consciousness agrees to unification and was in addition central to one of Kant's own famous arguments, his ‘transcendental deduction of the categories’. In this argument, boiled down to its essentials, Kant claims that to tie various objects of experience together into a single unified conscious representation of the world, something that he simply assumed that we could do, we could probably apply certain concepts to the items in question. In particular we have to apply concepts from each of four fundamental categories of concept: Quantitative, qualitative, relational, and what he called ‘modal’ concepts. Modal concept’s concern of whether an item might exist, does exist, or must exist. Thus, the four kinds of concept are concepts for how many units, what features, what relations to other objects, and what existence status is represented in an experience.

It was relational conceptual representation that most interested Kant and of relational concepts, he thought the concept of cause-and-effect to be by far the most important. Kant wanted to show that natural science (which for him meant primarily physics) was genuine knowledge (he thought that Hume's sceptical treatment of cause and effect relations challenged this status). He believed that if he could prove that we must tie items in our experience together causally if we are to have a unified awareness of them, he would have put physics back on 'the secure path of a science.' The details of his argument have exercised philosophers for more than two hundred years. We will not go into them here, but the argument illustrates how central the notion of the unity of consciousness was in Kant's thinking about the mind and its relation to the world.

Although the unity of consciousness had been at the centre of pre-20th century research on the mind, early in the 20th century the notion almost disappeared. Logical atomism in philosophy and behaviourism in psychology were both unsympathetic to the notion. Logical atomism focussed on the atomic elements of cognition (sense data, simple propositional judgments, etc.), rather than on how these elements are tied together to form a mind. Behaviourism urged that we focus on behaviour, the mind being alternatively myth or something otherwise that we cannot and do not need of studying the mysteriousness of science, from which brings meaning and purpose to humanity. This attitude extended to consciousness, of course. The philosopher Daniel Dennett summarizes the attitude prevalent at the time this way: Consciousness may be the last bastion of occult properties, epiphenomena, immeasurable subjective states-in short, the one area of mind best left to the philosophers. Let them make fools of themselves trying to corral the quicksilver of ‘phenomenology’ into a respectable theory.

The unity of consciousness next became an object of serious attention in analytic philosophy only as late as the 1960s. In the years since, new work has appeared regularly. The accumulated literature is still not massive but the unity of consciousness has again become an object of serious study. Before we examine the more recent work, we need to explicate the notion in more detail than we have done so far and introduce some empirical findings. Both are required to understand recent work on the issue.

To expand on our earlier notion of the unity of consciousness, we need to introduce a pair of distinctions. Current works on consciousness labours under a huge, confusing terminology. Different theorists exchange dialogue over the excess consciousness, phenomenal consciousness, self-consciousness, simple consciousness, creature consciousness, states consciousness, monitoring consciousness, awareness as equated with consciousness, awareness distinguished from consciousness, higher orders thought, higher orders experience, Qualia, the felt qualities of representations, consciousness as displaced perception, . . . and on and on and on. We can ignore most of this profusion but we do need two distinctions: between consciousness of objects and consciousness of our representations of objects, and between consciousness of representations and consciousness of self.

It is very natural to think of self-consciousness or, cognitive state more accurately, as a set of cognitive states. Self-knowledge is an example of such a cognitive state. There are plenty of things that I know bout self. I know the sort of thing I am: a human being, a warm-blooded rational animal with two legs. I know of many properties and much of what is happening to me, at both physical and mental levels. I also know things about my past, things I have done and that of whom I have been with other people I have met. But I have many self-conscious cognitive states that are not instances of knowledge. For example, I have the capacity to plan for the future-to weigh up possible courses of action in the light of goals, desires, and ambitions. I am capable of ca certain type of moral reflection, tide to moral self-and understanding and moral self-evaluation. I can pursue questions like, what sort of person I am? Am I the sort of person I want to be? Am I the sort of individual that I ought to be? This is my ability to think about myself. Of course, much of what I think when I think about myself in these self-conscious ways is also available to me to employing in my thought about other people and other objects.

When I say that I am a self-conscious creature, I am saying that I can do all these things. But what do they have in common? Could I lack some and still be self-conscious? These are central questions that take us to the heart of many issues in metaphysics, the philosophy of mind, and the philosophy of psychology.

And, if, in at all, a straightforward explanation to what makes those of the 'self contents' immune to error through misidentification concerning the semantics of self, then it seems fair to say that the problem of self-consciousness has been dissolved, at least as much as solved.

This proposed account would be on a par with other noted examples as such as the redundancy theory of truth. That is to say, the redundancy theory or the deflationary view of truth claims that the predicate ‘ . . . true’ does not have a sense, i.e., expresses no substantive or profound or explanatory concept that ought to be the topic of philosophic enquiry. The approach admits of different versions, but centres on the pints (1) that ‘it is true that p’ says no more nor less than ‘p’ (so, redundancy') (2) that in less direct context, such as ‘everything he said was true’, or ‘all logical consequences of true propositions as true’, the predicated functions as a device enabling us to generalize rather than as an adjective or predicate describing the things he said, or the kinds of propositions that follow from true propositions. For example, its translation is to infer that: (œ p, Q)(P & p
q
q)’ where there is no use of a notion of truth.

There are technical problems in interpreting all uses of the notion of truth in such ways, but they are not generally felt to be insurmountable. The approach needs to explain away apparently substantive uses of the notion, such as . . . ‘science aims at the truth’ or ‘truth is a norm governing discourse. Indeed, postmodernist writing frequently advocates that we must abandon such norms, along with a discredited ‘objective’ concept ion of truth. But perhaps, we can have the norms even when objectivity is problematic, since they can be framed within mention of truth: Science wants to be so that whenever science holds that ‘p’, when ‘p’‘. Discourse is to be regulated by the principle that it is wrong to assert ‘p’. When not-p.

Confronted with the range of putatively self-conscious cognitive states, one might assume that there is a single ability that is presupposed. This is my ability to think about myself, and I can only have knowledge about myself if I have beliefs about myself, and I can only have beliefs about myself if I can entertain thoughts about myself. The same can be said for auto-graphical memories and moral self-understanding. These are ways of thinking about myself.

Of course, much of what I think when I think about myself in these self-conscious ways is also available to me to employ in my thoughts about other people and other objects. My knowledge that I am a human being deploys certain conceptual abilities that I can also deploy in thinking that you are a human being. The same holds when I congratulate myself for satisfying the exacting moral standards of autonomous moral agencies. This involves concepts and descriptions that can apply equally to me and to others. On the other hand, when I think about myself, I am also putting to work an ability that I cannot put to work in thinking about other people and other objects. This is precisely the ability to apply those concepts and descriptions to myself. It has become common to refer to this ability as the ability to entertain 'I’-thoughts.

What is an, 'I'-thought?' Obviously, an 'I'-thought is a thought that involves self-reference. I can think an 'I'-thought only by thinking about myself. Equally obvious, though, this cannot be all that there is to say on the subject. I can think thoughts that involve a self-reference but am not 'I'-thoughts. Suppose I think that the next person to set a parking ticket in the centre of Toronto deserves everything he gets. Unbeknown to be, the very next recipient of a parking ticket will be me. This makes my thought self-referencing, but it does not make it an 'I'-thought. Why not? The answer is simply that I do not know that I will be the next person to get a parking ticket in the down-town area in Toronto. Is ‘A’, is that unfortunate person, then there is a true identity statement of the form I = A, but I do not know that this identity holds, I cannot be ascribed the thoughts that I will deserve everything I get? And say I am not thinking genuine 'I'-thoughts, because one cannot think a genuine 'I'-thought if one is ignorant that one is thinking about one’s self. So it is natural to conclude that 'I'-thoughts involve a distinctive type of self-reference. This is the sort of self-reference whose natural linguistic expression is the first-person pronoun 'I,' because one cannot be the first-person pronoun without knowing that one is thinking about oneself.

This is still not quite right, however, because thought contents can be specific, perhaps, they can be specified directly or indirectly. That is, all cognitive states to be considered, presuppose the ability to think about oneself. This is not only that they all have to some commonality, but it is also what underlies them all. We can see is more detail what this suggestion amounts to. This claim is that what makes all those cognitive states modes of self-consciousness is the fact that they all have content that can be specified directly by means of the first person pronoun 'I' or, indirectly by means of the direct reflexive pronoun 'he,' such they are first-person contents.

The class of first-person contents is not a homogenous class. There is an important distinction to be drawn between two different types of first-person contents, corresponding to two different modes in which the first person can be employed. The existence of this distinction was first noted by Wittgenstein in an important passage from The Blue Book: That there are two different cases in the use of the word 'I' (or, 'my') which is called 'the use as object' and 'the use as subject.' Examples of the first kind of use are these' 'My arm is broken,' 'I have grown six inches,' 'I have a bump on my forehead,' 'The wind blows my hair about.' Examples of the second kind are: 'I see so-and-so,' 'I try to lift my arm,' 'I think it will rain,' 'I have a toothache.'

The explanations given are of the distinction that hinge on whether or not they are judgements that involve identification. However, one can point to the difference between these two categories by saying: The cases of the first category involve the recognition of a particular person, and there is in these cases the possibility of an error, or as: The possibility of can error has been provided for . . . It is possible that, say in an accident, I should feel a pain in my arm, see a broken arm at my side, and think it is mine when really it is my neighbour’s. And I could, looking into a mirror, mistake a bump on his forehead for one on mine. On the other hand, there is no question of recognizing a person when I say I have toothache. To ask 'are you sure that its you who have pains?' Its one and only, would be nonsensical.

Wittgenstein is drawing a distinction between two types of first-person contents. The first type, which is describes as invoking the use of 'I' as object, can be analysed in terms of more basic propositions. Such that the thought 'I am B' involves such a use of 'I.' Then we can understand it as a conjunction of the following two thoughts' 'a is B' and 'I am a.' We can term the former a predication component and the latter an identification component. The reason for braking the original thought down into these two components is precisely the possibility of error that Wittgenstein stresses in the second passages stated. One can be quite correct in predicating that someone is ‘B’, even though mistaken in identifying oneself as that person.

To say that a statement 'a is B' is subject to error through misidentification relative to the term 'a' means that the following is possible: The speaker knows some particular thing to be 'B,' but makes the mistake of asserting 'a is B' because, and only because, he mistakenly thinks that the thing he knows to be 'B' is what 'a' refers to.

The give direction to, then, is that one cannot be mistaken about who is being thought about. In one sense, Shoemaker’s criterion of immunity to error through misidentification relative to the first-person pronoun (simply 'immunity to error through misidentification') is too restrictive. Beliefs with first-person contents that are immune to error through identification tend to be acquired on grounds that usually do result in knowledge, but they do not have to be. The definition of immunity to error trough misidentification needs to be adjusted to accommodate them by formulating it in terms of justification rather than knowledge.

The connection to be captured is between the sources and grounds from which a belief is derived and the justification there is for that belief. Beliefs and judgements are immune to error through misidentification in virtue of the grounds on which they are based. The category of first-person contents being picked out is not defined by its subject matter or by any points of grammar. What demarcates the class of judgements and beliefs that are immune to error through misidentification is evidence base from which they are derived, or the information on which they are based. So, to take by example, my thought that I have a toothache is immune to error through misidentification because it is based on my feeling a pain in my teeth. Similarly, the fact that I am consciously perceiving you makes my belief that I am seeing you immune to error through misidentification.

To say that a statement 'a is B' is subject to error through misidentification relative to the term 'a' means that some particular thing is B, because his belief is based on an appropriate evidence base, but he makes the mistake of asserting 'a is B' because, and only because, he mistakenly thinks that the thing he justified believes to be ‘B’ is what 'a' refers to.

Beliefs with first-person contents that are immune to error through misidentification tend to be acquired on grounds that usually result in knowledge, but they do not have to be. The definition of immunity to error through misidentification needs to be adjusted to accommodate by formulating in terms of justification than knowledge. The connection to be captured is between the sources and grounds from which a belief is derived and the justification there is for that belief. Beliefs and judgements are immune to error through misidentification in virtue of the grounds on which they are based. The category of first-person contents picked out is not defined by its subject matter or by any points of grammar. What demarcates the class of judgements and beliefs that ae immune to error through misidentification is the evidence base from which they are derived, or the information on which they are based. For example, my thought that I have a toothache is immune to error through misidentification because it is based on my feeling a pain in my teeth. Similarly, the fact that I am consciously perceiving you makes my belief that I am seeing you immune to error through misidentification.

A suggestive definition is to enounce that a statement 'a is b' is subject to error through misidentification relative to the term 'a' means that the following is possible: The speaker is warranted in believing that some particular thing is 'b,' because his belief is based on an appropriate evidence base, but he makes the mistake of asserting 'a is b' because, and only because, he mistakenly thinks that the thing he justified believes to be 'b' is what 'a' refers to.

First-person contents that are immune to error through misidentification can be mistaken, but they do have a basic warrant in virtue of the evidence on which they are based, because the fact that they are derived from such an evidence base is closely linked to the fact that they are immune to error thought misidentification. Of course, there is room for considerable debate about what types of evidence base ae correlated with this class of first-person contents. Seemingly, then, that the distinction between different types of first-person content can be characterized in two different ways. We can distinguish between those first-person contents that are immune to error through misidentification and those that are subject to such error. Alternatively, we can discriminate between first-person contents with an identification component and those without such a component. For purposes rendered, in that these different formulations each pick out the same classes of first-person contents, although in interestingly different ways.

All first-person consent subject to error through misidentification contains an identification component of the form 'I am a' and employ of the first-person-pronoun contents with an identification component and those without such a component. in that identification component, does it or does it not have an identification component? Acquitted by the pain of some infinite regress, at some stage we will have to arrive at an employment of the first-person pronoun that does not have to arrive at an employment of the first-person pronoun that does not presuppose an identification component, then, is that any first-person content subject to error through misidentification will ultimately be anchored in a first-person content that is immune to error through misidentification.

It is also important to stress how self-consciousness, and any theory of self-consciousness that accords a serious role in self-consciousness to mastery of the semantics of the first-person pronoun, are motivated by an important principle that has governed much if the development of analytical philosophy. This is the principle that the philosophical analysis of though can only proceed through the principle analysis of language. The principle has been defended most vigorously by Michael Dummett.

Even so, thoughts differ from that is said to be among the contents of the mind in being wholly communicable: It is of the essence of thought that I can convey to you the very thought that I have, as opposed to being able to tell you merely something about what my though is like. It is of the essence of thought not merely to be communicable, but to be communicable, without residue, by means of language. In order to understand thought, it is necessary, therefore, to understand the means by which thought is expressed. Dummett goes on to draw the clear methodological implications of this view of the nature of thought: We communicate thoughts by means of language because we have an implicit understanding of the workings of language, that is, of the principles governing the use of language, it is these principles, which relate to what is open to view in the mind other than via the medium of language that endow our sentences with the senses that they carry. In order to analyse thought, therefore, it is necessary to make explicit those principles, regulating our use of language, which we already implicitly grasp.

Many philosophers would want to dissent from the strong claim that the philosophical analysis of thought through the philosophical analysis of language is the fundamental task of philosophy. But there is a weaker principle that is very widely held as The Thought-Language Principle.

As it stands, the problem between to different roles that the pronoun 'he' can play of such oracle clauses. On the one hand, 'he' can be employed in a proposition that the antecedent of the pronoun (i.e., the person named just before the clause in question) would have expressed using the first-person pronoun. In such a situation that holds that 'he,' is functioning as a quasi-indicator. Then when 'he' is functioning as a quasi-indicator, it is written as 'he.' Others have described this as the indirect reflexive pronoun. When 'he' is functioning as an ordinary indicator, it picks out an individual in such a way that the person named just before the clause of opacity need not realize the identity of himself with that person. Clearly, the class of first-person contents is not homogenous class.

A subject has distinguished self-awareness to the extent that he is able to distinguish himself from the environment and its content. He has been distinguishing psychological self-awareness to the extent that he is able to distinguish himself as a psychological subject within a contract space of other psychological subjects. What does this require? The notion of a non-conceptual point of view brings together the capacity to register one’s distinctness from the physical environment and various navigational capacities that manifest a degree of understanding of the spatial nature of the physical environment. One very basic reason for thinking that these two elements must be considered together emerges from a point made in the richness of the self-awareness that accompanies the capacity to distinguish the self from the environment is directly proportion are to the richness of the awareness of the environment from which the self is being distinguished. So no creature can understand its own distinction from the physical enjoinment without having an independent understanding of the nature of the physical environment, and since the physical environment is essentially spatial, this requires an understanding of the spatial nature of the physical environment. but this cannot be the whole story. It leaves unexplained why an understanding should be required of this particular essential feature of the physical environment. After all, it is also an essential feature of the physical environment that it is composed of an object that has both primary and secondary qualities, but there is a reflection of this in the notion of a non-conceptual point of view. More is needed to understand the significance of spatiality.

The very idea of a perceived objective spatial world brings with it the ideas of the subject for being in the world, which there course of his perceptions due to his changing position in the world and to the more or less stable in the way of the world is. The idea that there is an objective world and the idea that the subject is somewhere cannot be separated, and where he is given by what he can perceive.

But the main criteria of his work is ver much that the dependence holds equally in the opposite direction.

It seems that this general idea can be extrapolated and brought to bar on the notion of a non-conceptual point of view. What binds together the two apparently discrete components of a non-conceptual point of view is precisely the fact that a creature’s self-awareness must be awareness of itself as a spatial bing that acts upon and is acted upon by the spatial world. Evans’s own gloss on how a subject’s self-awareness, is awareness of himself as a spatial being involves the subject’s mastery of a simple theory explaining how the world makes his perceptions as they are, with principles like 'I perceive such and such, such and such holds at ‘P’; so (probably) am ‘P’ and 'I’’: am ‘P?’, such does not hold at ‘P’, so I cannot really be perceiving such and such, even though it appears that I am' (Evans 1982). This is not very satisfactory, though. If the claim is that the subject must explicitly hold these principles, then it is clearly false. If, on the other hand, the claim is that these are the principles of a theory that a self-conscious subject must tacitly know, then the claim seems very uninformative in the absence of any specification of the precise forms of behaviour that can only be explained by there ascription to a body of tacit knowledge. We need an account of what it is for a subject to be correctly described as possessing such a simple theory of perception. The point however, is simply that the notion of as non-conceptual point of view as presented, can be viewed as capturing, at a more primitive level, precisely the same phenomenon that Evans is trying to capture with his notion of a simple theory of perception.

Moreover, stressing the importance of action and movement indicates how the notion of a non-conceptual point of view might be grounded in the self-specifying in for action to be found in visual perception. By that in thinking particularly of the concept of an affordance so central to Gibsonian theories of perception. One important type of self-specifying information in the visual field is information about the possibilities for action and reaction that the environment affords the perceiver, by which that affordancs are non-conceptual first-person contents. The development of a non-conceptual point of view clearly involves certain forms of reasoning, and clearly, we will not have a full understanding of he the notion of a non-conceptual point of view until we have an explanation of how this reasoning can take place. The spatial reasoning engaged over which this reasoning takes place. The spatial reasoning involved in developing a non-conceptual point of view upon the world is largely a matter of calibrating different affordances into an integrated representation of the world.

In short, any learned cognitive ability is contractible out of more primitive abilities already in existence. There are good reasons to think that the perception of affordance is innate. And so if, the perception of affordances is the key to the acquisition of an integrated spatial representation of the environment via the recognition of affordance symmetries, affordance transitivities, and affordance identities, then it is precisely conceivable that the capacities implicated in an integrated representation of the world could emerge non-mysteriously from innate abilities.

Nonetheless, there are many philosophers who would be prepared to countenance the possibility of non-conceptual content without accepting that to use the theory of non-conceptual content so solve the paradox of self-consciousness. This is ca more substantial task, as the methodology that is adapted rested on the first of the marks of content, namely that content-bearing states serve to explain behaviour in situations where the connections between sensory input and behaviour output cannot be plotted in a law-like manner (the functionalist theory of self-reference). As such, not of allowing that every instance of intentional behaviour where there are no such law-like connections between sensory input and behaviour output needs to be explained by attributing to the creature in question of representational states with first-person contents. Even so, many such instances of intentional behaviour do need to be explained in this way. This offers a way of establishing the legitimacy of non-conceptual first-person contents. What would satisfactorily demonstrate the legitimacy of non-conceptual first-person contents would be the existence of forms of behaviour in paralinguistic or nonlinguistic creatures for which inference to the best understanding or explanation (which in this context includes inference to the most parsimonious understanding, or explanation) demands the ascription of states with non-conceptual first-person contents.

The non-conceptual first-person contents and the pick-up of self-specifying information in the structure of exteroceptive perception provide very primitive forms of non-conceptual self-consciousness, even if forms that can plausibly be viewed as in place of one’s birth or shortly afterward. The dimension along which forms of self-consciousness must be compared is the richest of the conception of the self that they provide. All of which, a crucial element in any form of self-consciousness is how it enables the self-conscious subject to distinguish between self and environment-what many developmental psychologists term self-world dualism. In this sense, self-consciousness is essentially a contrastive notion. One implication of this is that a proper understanding of the richness of the conception that we take into account the richness of the conception of the environment with which it is associated. In the case of both somatic proprioception and the pick-up of self-specifying information in exteroceptive perception, there is a relatively impoverished conception of the environment. One prominent limitation is that both are synchronic than diachronic. The distinction between self and environment that they offer is a distinction that is effective at a time but not over time. The contrast between propriospecific and exterospecific invariant in visual perception, for example, provides a way for a creature to distinguish between itself and the world at any given moment, but this is not the same as a conception of oneself as an enduring thing distinguishable over time from an environment that also endures over time.

The notion of a non-conceptual point of view brings together the capacity to register one’s distinctness from the physical environment and various navigational capacities that manifest a degree of understanding of the spatial nature of the physical environment. One very basic reason for thinking that these elements must be considered together emerges from a point made from which the richness of the awareness of the environment from which the self is being distinguished. So no creature can understand its own distinctness from the physical environment without having an independent understanding of the nature of the physical environment, and since the physical environment is essentially spatial, this requires an understanding of the spatial nature of the physical environment. But this cannot be the whole story. It leaves unexplained why an understanding should be required of this particular essential feature of the physical environment. After all, it is also an essential feature of the physical environment that it is composed of objects that have both primary and secondary qualities, but there is no reflection of this in the notion of a non-conceptual point of view. More is needed to understand the significance of spatiality.

The general idea is very powerful, that the relevance of spatiality to self-consciousness comes about not merely because the world is spatial but also because the self-conscious subject is himself a spatial element of the world. One cannot be self-conscious without being aware that one is a spatial element of the world, and one cannot be aware that one is a spatial element of the world, and one cannot be aware that one is a spatial element of the world without a grasp of the spatial nature of the world.

The very idea of perceivable, objective spatial wold bings it the idea of the subject for being in the world, with the course of his perceptions due to his changing position in the world and to the more or less stable way the world is. The idea that there is an objective world and the idea that the subject is somewhere cannot be separated, and where he is given by what he can perceive.

One possible reaction to consciousness, is that it is erroneously only because unrealistic and ultimately unwarranted requirements are being placed on what is to count as genuinely self-referring first-person thoughts. Suppose for such an objection will be found in those theories that attempt to explain first-person thoughts in a way that does not presuppose any form of internal representation of the self or any form of self-knowledge. Consciousness arises because mastery of the semantics of the first-person pronoun is available only to creatures capable of thinking first-person thoughts whose contents involve reflexive self-reference and thus, seem to presuppose mastery of the first-person pronoun. If, thought, it can be established that the capacity to think genuinely first-person thoughts does not depend on any linguistic and conceptual abilities, then arguably the problem of circularity will no longer have purchase.

There is no account of self-reference and genuinely first-person thought that can be read in a way that poses just such a direct challenge to the account of self-reference underpinning the conscious. This is the functionalist account, although spoken before, the functionalist view, reflexive self-reference is a completely unmysterious phenomenon susceptible to a functional analysis. Reflexive self-reference is not dependent upon any antecedent conceptual or linguistic skills. Nonetheless, the functionalist account of a reflexive self-reference is deemed to be sufficiently rich to provide the foundation for an account of the semantics of the first-person pronoun. If this is right, then the circularity at which consciousness is at its heart, and can be avoided.

The circularity problems at the root of consciousness arise because mastery of the semantics of the first-person pronoun requires the capacity to think fist-person thoughts whose natural expression is by means of the first-person pronoun. It seems clear that the circle will be broken if there are forms of first-person thought that are more primitive than those that do not require linguistic mastery of the first-person pronoun. What creates the problem of capacity circularity is the thought that we need to appeal to first-person contents in explaining mastery of the first-person pronoun, whereby its containing association with the thought that any creature capable of entertaining first-person contents will have mastered the first-person pronoun. So if we want to retain the thought that mastery of the first-person pronoun can only be explained in terms of first-person contents, capacity circularity can only be avoided if there are first-person contents that do not presuppose mastery of the first-person pronoun.

On the other hand, however, it seems to follow from everything earlier mentioned about 'I'-thoughts that conscious thought in the absence of linguistic mastery of the first-person pronoun is a contradiction in terms. First-person thoughts have first-person contents, where first-person contents can only be specified in terms of either the first-person pronoun or the indirect reflexive pronoun. So how could such thoughts be entertained by a thinker incapable of a reflexive self-reference? How can a thinker who is not capable of reflexively reference? How can a thinker who is not the first-person pronoun be plausibly ascribed thoughts with first-person contents? The thought that, despite all this, there are real first-person contents that do not presuppose mastery of the first-person pronoun is at the core of the functionalist theory of self-reference and first-person belief.

The best developed functionalist theory of self-reference has been provided by Hugh Mellor (1988-1089). The basic phenomenon he is interested in explaining is what it is for a creature to have what he terms a 'subjective belief,' that is to say, a belief whose content is naturally expressed by a sentence in the first-person singular and the present tense. The explanation of subjective belief that he offers makes such beliefs independent of both linguistic abilities and conscious beliefs. From this basic account he constructs an account of conscious subjective beliefs and the of the reference of the first-person pronoun 'I.' These putatively more sophisticated cognitive states are casually derivable from basic subjective beliefs.

Historically, Heidegger' theory of spatiality distinguishes three different types of space: (1) world-space, (2) regions (Gegend), and (3) Dasein's spatiality. What Heidegger calls 'world-space' is space conceived as an 'arena' or 'container' for objects. It captures both our ordinary conception of space and theoretical space-in particular absolute space. Chairs, desks, and buildings exist 'in' space, but world-space is independent of such objects, much like absolute space 'in which' things exist. However, Heidegger thinks that such a conception of space is an abstraction from the spatial conduct of our everyday activities. The things that we deal with are near or far relative to us; according to Heidegger, this nearness or farness of things is how we first become familiar with that which we (later) represented to ourselves as 'space.' This familiarity with which are rendered the understanding of space (in a 'container' metaphor or in any other way) possible. It is because we act spatially, going to places and reaching for things to use, that we can even develop a conception of abstract space at all. What we normally think of as space-world-space-turns out not to be what space fundamentally is; world-space is, in Heidegger's terminology, space conceived as vorhanden. It is an objectified space founded on a more basic space-of-action.

Since Heidegger thinks that space-of-action is the condition for world-space, he must explain the former without appealing to the latter. Heidegger's task then is to describe the space-of-action without presupposing such world-space and the derived concept of a system of spatial coordinates. However, this is difficult because all our usual linguistic expressions for describing spatial relations presuppose world-space. For example, how can one talk about the 'distance between you and me' without presupposing some sort of metric, i.e., without presupposing an objective access to the relation? Our spatial notions such as 'distance,' 'location,' etc. must now be re-described from a standpoint within the spatial relation of self (Dasein) to the things dealt with. This problem is what motivates Heidegger to invent his own terminology and makes his discussion of space awkward. In what follows I will try to use ordinary language whenever possible to explain his principal ideas.

The space-of-action has two aspects: regions (space as Zuhandenheit) and Dasein's spatiality (space as Existentiale). The sort of space we deal within our daily activity is 'functional' or zuhanden, and Heidegger's term for it is 'region.' The places we work and live-the office, the park, the kitchen, etc.-all having different regions that organizes our activities and conceptualized 'equipment.' My desk area as my work region has a computer, printer, telephone, books, etc., in their appropriate 'places,' according to the spatiality of the way in which I work. Regions differ from space viewed as a 'container'; the latter notion lacks a 'referential' organization with respect to our context of activities. Heidegger wants to claim that referential functionality is an inherent feature of space itself, and not just a 'human' characteristic added to a container-like space.

In our activity, how do we specifically stand with respect to functional space? We are not 'in' space as things are, but we do exist in some spatially salient manner. What Heidegger is trying to capture is the difference between the nominal expression 'we exist in space' and the adverbial expression 'we exist spatially.' He wants to describe spatiality as a mode of our existence rather than conceiving space as an independent entity. Heidegger identifies two features of Dasein's spatiality-'de-severance' (Ent-fernung) and 'directionality' (Ausrichtung).

De-severance describes the way we exist as a process of spatial self-determination by 'making things available' to ourselves. In Heidegger's language, in making things available we 'take in space' by 'making the farness vanish' and by 'bringing things close'

We are not simply contemplative beings, but we exist through concretely acting in the world-by reaching for things and going to places. When I walk from my desk area into the kitchen, I am not simply alternating locations from points ‘A’ to ‘B’ in an arena-like space, but I am 'taking in space' as I move, continuously making the 'farness' of the kitchen 'vanish,' as the shifting spatial perspectives are opened as I go along.

This process is also inherently 'directional.' Every de-severing is aimed toward something or in a certain direction that is determined by our concern and by specific regions. I must always face and move in a certain direction that is dictated by a specific region. If I want to get a glass of ice tea, instead of going out into the yard, I face toward the kitchen and move in that direction, following the region of the hallway and the kitchen. Regions determine where things belong, and our actions are coordinated in directional ways accordingly.

De-severance, directionality, and regionality are three ways of describing the spatiality of a unified Being-in-the-world. As aspects of Being-in-the-world, these spatial modes of being are equiprimordial.9 10 Regions 'refer' to our activities, since they are established by our ways of being and our activities. Our activities, in turn, are defined in terms of regions. Only through the region can our de-severance and directionality are established. Our object of concern always appears in a certain context and place, in a certain direction. It is because things appear in a certain direction and in their places 'there' that we have our 'here.' We orient ourselves and organize our activities, always within regions that must already be given to us.

Heidegger's analysis of space does not refer to temporal aspects of Being-in-the-world, even though they are presupposed. In the second half of Being and Time he explicitly turns to the analysis of time and temporality in a discussion that is significantly more complex than the earlier account of spatiality. Heidegger makes the following five distinctions between types of time and temporality: (1) The ordinary or 'vulgar' conception of time; this is time conceived as Vorhandenheit. (2) World-time; this is time as Zuhandenheit. Dasein's temporality is divided into three types: (3) Dasein's inauthentic (uneigentlich) temporality, (4) Dasein's authentic (eigentlich) temporality, and (5) originary temporality or 'temporality as such.' The analyses of the vorhanden and zuhanden modes of time are interesting, but it is Dasein's temporality that is relevant to our discussion, since it is this form of time that is said to be founding for space. Unfortunately, Heidegger is not clear about which temporality plays this founding role.

We can begin by excluding Dasein's inauthentic temporality. This mode of time refers to our unengaged, 'average' way in which we regard time. It is the 'past we forget' and the 'future we expect,' all without decisiveness and resolute understanding. Heidegger seems to consider that this mode of a temporality is the temporal dimension of de-severance and directionality, since de-severance and directionality deal only with everyday actions. As such, is the inauthenticity founded within a temporality that must in themselves be set up in an authentic basis of some sort. The two remaining candidates for the foundation are Dasein's authentic temporality and originary temporality.

Dasein's authentic temporality is the 'resolute' mode of temporal existence. An authentic temporality is realized when Dasein becomes aware of its own finite existence. This temporality has to do with one's grasp of his or her own life as a whole from one's own unique perspective. Life gains meaning as one's own life-project, bounded by the sense of one's realization that he or she is not immortal. This mode of time appears to have a normative function within Heidegger's theory. In the second half of BT he often refers to inauthentic or 'everyday' mode of time as lacking some primordial quality which authentic temporality possesses.

In contrast, an originary temporality is the formal structure of Dasein's temporality itself. In addition to its spatial Being-in-the-world, Dasein also exists essentially as 'projection.' Projection is oriented toward the future, and this coming orientation regulates our concern by constantly realizing various possibilities. A temporality is characterized formally as this dynamic structure of 'a future that makes present in the process of having been.' Heidegger calls the three moments of temporality-the future, the present, and the past-the three ecstasies of the temporality. This mode of time is not normative but rather formal or neutral; as Blattner argues, the temporal features that constitute Dasein's temporality describe both inauthentic and authentic temporalities.

There are some passages that indicate that authentic temporality is the primary manifestation of the temporality, because of its essential orientation toward the future. For instance, Heidegger states that 'temporality first showed itself in anticipatory resoluteness.' Elsewhere, he argues that 'the ‘time’ which is accessible to Dasein's common sense is not primordial, but arises rather from authentic temporality.' In these formulations, authentic to the temporality is said to find of other inauthentic modes. According to Blattner, this is 'by far the most common' interpretation of the status of authentic time.

However, to argue with Blattner and Haar, in that there are far more passages where Heidegger considers an originary temporality as distinct from authentic temporality, and founding for it and for Being-in-the-world as well. Here are some examples: The temporality has different possibilities and different ways of temporalizing itself. The basic possibilities of existence, the authenticity and inauthenticity of Dasein, are grounded ontologically on possible temporalizations of temporality. Time is primordial as the temporalizing of a temporality, and as such it makes possible the Constitution of the structure of care.

Heidegger's conception seems to be that it is because we are fundamentally temporal-having the formal structure of ecstatic-horizontals unity-that we can project, authentically or inauthentically, our concernful dealings in the world and exist as Being-in-the-world. It is on this account that temporality is said to found spatiality.

Since Heidegger uses the term 'temporality' rather than 'an authentic temporality' whenever the founding relation is discussed between space and time, I will begin the following analysis by assuming that it is originary temporality that founds Dasein's spatiality. On this assumption two interpretations of the argument are possible, but both are unsuccessful given his phenomenological framework.

The principal argument, entitled 'The Temporality of the Spatiality that is Characteristic of Dasein.' Heidegger begins the section with the following remark: Though the expression `temporality' does not signify what one understands by 'time' when one talks about `space and time', nevertheless spatiality seems to make up another basic attribute of Dasein corresponding to temporality. Thus with Dasein's spatiality, existential-temporal analysis seems to come to a limit, so that this entity that we call 'Dasein,' must be considered as `temporal' `and' as spatial coordinately.

Accordingly, Heidegger asks, 'Has our existential-temporal analysis of Dasein thus been brought to a halt . . . by the spatiality that is characteristic of Dasein . . . and Being-in-the-world?' His answer is no. He argues that since 'Dasein's constitution and its ways to be are possible ontologically only on the basis of temporality,' and since the 'spatiality that is characteristic of Dasein . . . belongs to Being-in-the-world,' it follows that 'Dasein's specific spatiality must be grounded in temporality.'

Heidegger's claim is that the totality of regions-de-severance-directionality can be organized and re-organized, 'because Dasein as temporality is ecstatic-horizontals in its Being.' Because Dasein exists futurely as 'for-the-sake-of-which,' it can discover regions. Thus, Heidegger remarks: 'Only on the basis of its ecstatic-horizontals temporality is it possible for Dasein to break into space.'

However, in order to establish that temporality founds spatiality, Heidegger would have to show that spatiality and temporality must be distinguished in such a way that temporality not only shares a content with spatiality but also has additional content as well. In other words, they must be truly distinct and not just analytically distinguishable. But what is the content of 'the ecstatic-horizontals constitution of temporality?' Does it have a content above and beyond Being-in-the-world? Nicholson poses the same question as follows: Is it human care that accounts for the characteristic features of a humanistic temporality? Or is it, as Heidegger says, human temporality that accounts for the characteristic features of human care, serves as their foundation? The first alternative, according to Nicholson, is to reduce temporality to care: 'the specific attributes of the temporality of Dasein . . . would be in their roots not aspects of temporality but reflections of Dasein's care.' The second alternative is to treat temporality as having some content above and beyond care: 'the three-fold constitution of care stems from the three-fold constitution of temporality.'

Nicholson argues that the second alternative is the correct reading.18 Dasein lives in the world by making choices, but 'the ecstasies of temporality lies well prior to any choice . . . so our study of care introduces us to a matter whose scope outreaches care: the ecstasies of temporality itself.' Accordingly, 'What was able to make clear is that the reign of temporal ecstasies over the choices we make accords with the place we occupy as finite beings in the world.'

But if Nicholson's interpretation is right, what would be the content of 'the ecstasies of the temporality itself,' if not some sort of purely formal entity or condition such as Kant's 'pure intuition?' But this would imply that Heidegger has left phenomenology behind and is now engaging in establishing a transcendental framework outside the analysis of Being-in-the-world, such that this formal structure founds Being-in-the-world. This is inconsistent with his initial claim that Being-in-the-world is itself foundational.

Nicholson's first alternative offers a more consistent reading. The structure of temporality should be treated as an abstraction from Dasein's Being-in-the-world, specifically from care. In this case, the content of temporality is just the past and the present and the future ways of Being-in-the-world. Heidegger's own words support this reading: 'as Dasein temporalizes itself, a world is too,' and 'the world is neither present-at-hand nor ready-to-hand, but temporalizes itself in temporality.' He also states that the zuhanden 'world-time, in the rigorous sense of the existential-temporal conception of the world, belongs as itself.' In this reading, 'temporality temporalizing itself,' 'Dasein's projection,' and 'the temporal projections of the world' are three different ways of describing the same 'happening' of Being-in-the-world, which Heidegger calls 'self-directive.'

However, if this is the case, then temporality does not found spatiality, except perhaps in the trivial sense that spatiality is built into the notion of care that is identified with temporality. The fulfilling contents of 'temporality temporalizing itself' simply is the various openings of regions, i.e., Dasein's 'breaking into space.' Certainly, as Stroeker points out, it is true that 'nearness and remoteness are spatially-transient phenomena and cannot be conceived without a temporal moment.' But this necessity does not constitute a foundation. Rather, they are equiprimordial. The addition of temporal dimensions does indeed complete the discussion of spatiality, which abstracted from time. But this completion, while it better articulates the whole of Being-in-the-world, does not show that temporality is more fundamental.

If temporality and spatiality are equiprimordial, then all of the supposedly founding relations between temporality and spatiality could just as well be reversed and still hold true. Heidegger's view is that 'because Dasein as temporality is ecstatic-horizontals in its Being, it can take along with it a space for which it has made room, and it can do so farcically and constantly.' But if Dasein is essentially a factical projection, then the reverse should also be true. Heidegger appears to have assumed the priority of temporality over spatiality perhaps under the influence of Kant, Husserl, or Dilthey, and then based his analyses on that assumption.

However, there may still be a way to save Heidegger's foundational project in terms of authentic temporality. Heidegger never specifically mentions the authenticity of temporalities, since he suggests earlier that the primary manifestation of temporality is authentic temporality, such a reading may perhaps be justified. This reading would treat the whole spatio-temporal structure of Being-in-the-world. The resoluteness of authentic temporality, arising out of Dasein's own 'Being-towards-death,' would supply a content to temporality above and beyond everyday involvements.

Heidegger is said to have its foundations in resoluteness, Dasein determines its own Situation through anticipatory resoluteness, which includes particular locations and involvements, i.e., the spatiality of Being-in-the-world. The same set of circumstances could be transformed into a new situation with different significance, if Dasein chooses resolutely to bring that about. Authentic temporality in this case can be said to found spatiality, since Dasein's spatiality is determined by resoluteness. This reading moreover enables Heidegger to construct a hierarchical relation between temporality and spatiality within Being-in-the-world than going outside of it to a formal transcendental principle, since the choice of spatiality is grasped phenomenological ly in terms of the concrete experience of decision.

Moreover, one might argue that according to Heidegger one's own grasp of 'death' is uniquely a temporal mode of existence, whereas there is no such weighty conception involving spatiality. Death is what makes Dasein 'stands before itself in its own most potentiality-for-Being.' Authentic Being-towards-death is a 'Being towards a possibility-indeed, towards a distinctive possibility of Dasein itself.' One could argue that notions such as 'potentiality' and 'possibility' are distinctively temporal, nonspatial notions. So 'Being-towards-death,' as temporal, appears to be much more ontologically 'fundamental' than spatiality.

However, Heidegger is not yet out of the woods. I believe that labelling the notions of anticipatory resoluteness, Being-towards-death, potentiality, and possibility specifically as temporal modes of being (to the exclusion of spatiality) begs the question. Given Heidegger's phenomenological framework, why assume that these notions are only temporal (without spatial dimensions)? If Being-towards-death, potentiality-for-Being, and possibilities were 'purely' temporal notions, what phenomenological sense can we make of such abstract conceptions, given that these are manifestly our modes of existence as bodily beings? Heidegger cannot have in mind such an abstract notion of time, if he wants to treat of the proposed authenticity that corragulates of temporality is the meaning of care. It would seem more consistent with his theoretical framework to say that Being-towards-death is a rich spatio-temporal mode of being, given that Dasein is Being-in-the-world.

Furthermore, the interpretation that defines resoluteness as uniquely temporal suggests too much of a voluntaristic or subjectivistic notion of the self that controls its own Being-in-the-world from the standpoint of its future. This would drive a wedge between the self and its Being-in-the-world, thereby creating a temporal 'inner self' which can decide its own spatiality. However, if Dasein is Being-in-the-world as Heidegger claims, then all of Dasein's decisions should be viewed as concretely grounded in Being-in-the-world. If so, spatiality must be an essential constitutive element.

Hence, authentic temporality, if construed narrowly as the mode of temporality, at first appears to be able to found spatiality, but it also commits Heidegger either to an account of time that is too abstract, or to the notion of the self far more like Sartre's than his own. What is lacking in Heidegger's theory that generates this sort of difficulty is a developed conception of Dasein as a lived body-a notion more fully developed by Merleau-Ponty.

The elements of a more consistent interpretation of authentic temporality are present in Being and Time. This interpretation incorporates a view of 'authentic spatiality' in the notion of authentic temporality. This would be Dasein's resolutely grasping its own spatio-temporal finitude with respect to its place and its world. Dasein is born at a particular place, lives in a particular place, dies in a particular place, all of which it can relate to in an authentic way. The place Dasein lives are not a place of anonymous involvements. The place of Dasein must be there where its own potentiality-for-Being is realized. Dasein's place is thus a determination of its existence. Had Heidegger developed such a conception more fully, he would have seen that temporality is equiprimordial with thoroughly spatial and contextual Being-in-the-world. They are distinguishable but equally fundamental ways of emphasizing our finitude.

The internalized tensions within his theory eventually led Heidegger to reconsider his own positions. In his later period, he explicitly develops what may be viewed as a conception of authentic spatiality. For instance, in 'Building Dwelling Thinking,' Heidegger states that Dasein's relations to locations and to spaces inheres in dwelling, and dwelling is the basic character of our Being. The notion of dwelling expresses an affirmation of spatial finitude. Through this affirmation one acquires a proper relation to one's environment.

But the idea of dwelling must accede to the fact that has already been discussed in Being and Time, regarding the term 'Being-in-the-world,' Heidegger explains that the word 'in' is derived from 'in-an'-to 'reside,' 'habits are,' 'to dwell.' The emphasis on 'dwelling' highlights the essentially 'worldly' character of the self.

Thus from the beginning Heidegger had a conception of spatial finitude, but this fundamental insight was undeveloped because of his ambition to carry out the foundational project that favoured time. From the 1930's on, as Heidegger abandons the foundational project focussing on temporality, the conception of authentic spatiality comes to the fore. For example, in Discourse on Thinking Heidegger considers the spatial character of Being as 'that-which-regions (die Gegnet).' The peculiar expression is a re-conceptualization of the notion of 'region' as it appeared in Being and Time. Region is given an active character and defined as the 'openness that surrounds us' which 'comes to meet us.' By giving it an active character, Heidegger wants to emphasize that region is not brought into being by us, but rather exists in its own right, as that which expresses our spatial existence. Heidegger states that 'one needs to understand ‘resolve’ (Entschlossenheit) as it is understood in Being and Time: as the opening of man [Dasein] particularly undertaken by him for openness, . . . which we think of as that-which-regions.' Here Heidegger is asserting an authentic conception of spatiality. The finitude expressed in the notion of Being-in-the-world is thus transformed into an authentic recognition of our finite worldly existence in later writings.

Meanwhile, it seems that it is nonetheless, natural to combine this close connection with conclusions by proposing an account of self-consciousness, as to the capacity to think 'I'-thoughts that are immune to error through misidentification, though misidentification varies with the semantics of the 'self'-this would be a redundant account of self-consciousness. Once we have an account of what it is to be capable of thinking 'I'-thoughts, we will have explained everything distinctive about self-consciousness. It stems from the thought that what is distinctive about 'I'-thoughts are that they are either themselves immune to error or they rest on further 'I' -Thoughts that are immune in that way.

Once we have an account of what it is to be capable of thinking thoughts that are immune to error through misidentification, we will have explained everything about the capacity to think 'I'-thoughts. As it would to claim of deriving from the thought that immunity to error through misidentification depends on the semantics of the 'self.'

Once, again, that when we have an account of the semantics in that we will have explained everything distinctive about the capacity to think thoughts that are immune to error through misidentification.

The suggestion is that the semantics of 'self-ness' will explain what is distinctive about the capacity to think thoughts immune to error through misidentification. Semantics alone cannot be expected to explain the capacity for thinking thoughts. The point in fact, that all that there is to the capacity of think thoughts that are immune tp error is the capacity to think the sort of thought whose natural linguistic expression involves the 'self,' where this capacity is given by mastery of the semantics of 'self-ness.' Yielding, to explain what it is to master the semantics of 'self-ness,' especially to think thoughts immune to error through misidentification.

On this view, the mastery of the semantics of 'self-ness' may be construed as for the single most important explanation in a theory of 'self-consciousness.'

Its quickened reformulation might be put to a defender of 'redundancy' or the deflationary theory is how mastery of the semantics of 'self-ness' can make sense of the distinction between 'self-ness contents' that are immune to error through misidentification and the 'self contents' that lack such immunity. However, this is only an apparent difficulty when one remembers that those of the 'selves' content is immune to error through misidentification, because, those employing ‘'I' as object, were able in having to break down their component elements. The identification component and the predication components that for which if the composite identification components of each are of such judgements that mastery of the semantics of 'self-regulatory' content must be called upon to explain. Identification component are, of course, immune to error through misidentification.

It is also important to stress how the redundancy and the deflationary theory of self-consciousness, and any theory of self-consciousness that accords a serious role in self-consciousness to mastery of the semantics of the 'self-ness,' are motivated by an important principle that has governed much of the development of analytical philosophy. The principle is the principle that the analysis of thought can only continue thought, the philosophical analysis of language such that we communicate thoughts by means of language because we have an implicit understanding of the workings of language, that is, of the principle governing the use of language: It is these principles, which relate to what is open to view and mind other that via the medium of language, which endow our sentences with the senses that they carry. In order to analyse thought, therefore, it is necessary to make explicitly those principles, regulating our use of language, which we already implicitly grasp.

Still, at the core of the notion of broad self-consciousness is the recognition of what consciousness is the recognition of what developmental psychologist’s call 'self-world dualism.' Any subject properly described as self-conscious must be able to register the distinction between himself and the world, of course, this is a distinction that can be registered in a variety of way. The capacity for self-ascription of thoughts and experiences, in combination with the capacity to understand the world as a spatial and causally structured system of mind-independent objects, is a high-level way of registering of this distinction.

Consciousness of objects is closely related to sentience and to being awake. It is (at least) being in somewhat of a distinct informational and behavioural intention where its responsive state is for one's condition as played within the immediateness of environmental surroundings. It is the ability, for example, to process and act responsively to information about food, friends, foes, and other items of relevance. One finds consciousness of objects in creatures much less complex than human beings. It is what we (at any rate first and primarily) have in mind when we say of some person or animal as it is coming out of general anaesthesia, ‘It is regaining consciousness’ as consciousness of objects is not just any form of informational access to the world, but the knowing about and being conscious of, things in the world.

We are conscious of our representations when we are conscious, not (just) of some object, but of our representations: ‘I am seeing [as opposed to touching, smelling, tasting] and seeing clearly [as opposed too dimly].’ Consciousness of our own representations it is the ability to process and act responsively to information about oneself, but it is not just any form of such informational access. It is knowing about, being conscious of, one's own psychological states. In Nagel's famous phrase (1974), when we are conscious of our representations, it is ‘like something’ to have them. If, that which seems likely, there are forms of consciousness that do not involve consciousness of objects, they might consist in consciousness of representations, though some theorists would insist that this kind of consciousness be not of representations either (via representations, perhaps, but not of them).

The distinction just drawn between consciousness of objects and consciousness of our representations of objects may seem similar to Form's (1995) contributes of a well-known distinction between P- [phenomenal] and A- [access] consciousness. Here is his definition of ‘A-consciousness’: 'A state is A-conscious if it is poised for direct control of thought and action.' He tells us that he cannot define ‘P-consciousness’ in any 'remotely non-circular way' but will use it to refer to what he calls 'experiential properties,' what it is like to have certain states. Our consciousness of objects may appear to be like A-consciousness. It is not, however, it is a form of P-consciousness. Consciousness of an object is-how else can we put it?-consciousness of the object. Even if consciousness is just informational excess of a certain kind (something that Form would deny), it is not all form of informational access and we are talking about conscious access here. Recall the idea that it is like something to have a conscious state. Other closely related ideas are that in a conscious state, something appears to one, that conscious states have a ‘felt quality’. A term for all this is phenomenology: Conscious states have a phenomenology. (Thus some philosophers speak of phenomenal consciousness here.) We could now state the point we are trying to make this way. If I am conscious of an object, then it is like something to have that object as the content of a representation.

Historically, Heidegger' theory of spatiality distinguishes three different types of space: (1) world-space, (2) regions (Gegend), and (3) Dasein's spatiality. What Heidegger calls 'world-space' is space conceived as an 'arena' or 'container' for objects. It captures both our ordinary conception of space and theoretical space-in particular absolute space. Chairs, desks, and buildings exist 'in' space, but world-space is independent of such objects, much like absolute space 'in which' things exist. However, Heidegger thinks that such a conception of space is an abstraction from the spatializing conduct of our everyday activities. The things that we deal with are near or far relative to us; according to Heidegger, this nearness or farness of things is how we first become familiar with that which we (later) represent to ourselves as 'space.' This familiarity is what renders the understanding of space (in a 'container' metaphor or in any other way) possible. It is because we act spatially, going to places and reaching for things to use, that we can even develop a conception of abstract space at all. What we normally think of as space-world-space-turns out not to be what space fundamentally is; world-space is, in Heidegger's terminology, space conceived as vorhanden. It is an objectified space founded on a more basic space-of-action.

Since Heidegger thinks that space-of-action is the condition for world-space, he must explain the former without appealing to the latter. Heidegger's task then is to describe the space-of-action without presupposing such world-space and the derived concept of a system of spatial coordinates. However, this is difficult because all our usual linguistic expressions for describing spatial relations presuppose world-space. For example, how can one talk about the 'distance between you and me' without presupposing some sort of metric, i.e., without presupposing an objective access to the relation? Our spatial notions such as 'distance,' 'location,' etc. must now be re-described from a standpoint within the spatial relation of self (Dasein) to the things dealt with. This problem is what motivates Heidegger to invent his own terminology and makes his discussion of space awkward. In what follows I will try to use ordinary language whenever possible to explain his principal ideas.

The space-of-action has two aspects: regions (space as Zuhandenheit) and Dasein's spatiality (space as Existentiale). The sort of space we deal with in our daily activity is 'functional' or zuhanden, and Heidegger's term for it is 'region.' The places we work and live-the office, the park, the kitchen, etc.-all have different regions that organize our activities and contexualize 'equipment.' My desk area as my work region has a computer, printer, telephone, books, etc., in their appropriate 'places,' according to the spatiality of the way in which I work. Regions differ from space viewed as a 'container'; the latter notion lacks a 'referential' organization with respect to our context of activities. Heidegger wants to claim that referential functionality is an inherent feature of space itself, and not just a 'human' characteristic added to a container-like space.

In our activity, how do we specifically stand with respect to functional space? We are not 'in' space as things are, but we do exist in some spatially salient manner. What Heidegger is trying to capture is the difference between the nominal expression 'we exist in space' and the adverbial expression 'we exist spatially.' He wants to describe spatiality as a mode of our existence rather than conceiving space as an independent entity. Heidegger identifies two features of Dasein's spatiality-'de-severance' (Ent-fernung) and 'directionality' (Ausrichtung).

De-severance describes the way we exist as a process of spatial self-determination by 'making things available' to ourselves. In Heidegger's language, in making things available we 'take in space' by 'making the farness vanish' and by 'bringing things close'

We are not simply contemplative beings, but we exist through concretely acting in the world-by reaching for things and going to places. When I walk from my desk area into the kitchen, I am not simply changing locations from point A to B in an arena-like space, but I am 'taking in space' as I move, continuously making the 'farness' of the kitchen 'vanish,' as the shifting spatial perspectives are opened as I go along.

This process is also inherently 'directional.' Every de-severing is aimed toward something or in a certain direction that is determined by our concern and by specific regions. I must always face and move in a certain direction that is dictated by a specific region. If I want to get a glass of ice tea, instead of going out into the yard, I face toward the kitchen and move in that direction, following the region of the hallway and the kitchen. Regions determine where things belong, and our actions are coordinated in directional ways accordingly.

De-severance, directionality, and regionality are three ways of describing the spatiality of a unified Being-in-the-world. As aspects of Being-in-the-world, these spatial modes of being are equiprimordial.9 10 Regions 'refer' to our activities, since they are established by our ways of being and our activities. Our activities, in turn, are defined in terms of regions. Only through the region can our de-severance and directionality be established. Our object of concern always appears in a certain context and place, in a certain direction. It is because things appear in a certain direction and in their places 'there' that we have our 'here.' We orient ourselves and organize our activities, always within regions that must already be given to us.

Heidegger's analysis of space does not refer to temporal aspects of Being-in-the-world, even though they are presupposed. In the second half of Being and Time he explicitly turns to the analysis of time and temporality in a discussion that is significantly more complex than the earlier account of spatiality. Heidegger makes the following five distinctions between types of time and temporality: (1) the ordinary or 'vulgar' conception of time; this is time conceived as Vorhandenheit. (2) world-time; this is time as Zuhandenheit. Dasein's temporality is divided into three types: (3) Dasein's inauthentic (uneigentlich) temporality, (4) Dasein's authentic (eigentlich) temporality, and (5) originary temporality or 'temporality as such.' The analyses of the vorhanden and zuhanden modes of time are interesting, but it is Dasein's temporality that is relevant to our discussion, since it is this form of time that is said to be founding for space. Unfortunately, Heidegger is not clear about which temporality plays this founding role.

We can begin by excluding Dasein's inauthentic temporality. This mode of time refers to our unengaged, 'average' way in which we regard time. It is the 'past we forget' and the 'future we expect,' all without decisiveness and resolute understanding. Heidegger seems to consider that this mode of temporality is the temporal dimension of de-severance and directionality, since de-severance and directionality deal only with everyday actions. As such, inauthentic temporality must itself be founded in an authentic basis of some sort. The two remaining candidates for the foundation are Dasein's authentic temporality and originary temporality.

Dasein's authentic temporality is the 'resolute' mode of temporal existence. An authentic temporality is realized when Dasein becomes aware of its own finite existence. This temporality has to do with one's grasp of his or her own life as a whole from one's own unique perspective. Life gains meaning as one's own life-project, bounded by the sense of one's realization that he or she is not immortal. This mode of time appears to have a normative function within Heidegger's theory. In the second half of BT he often refers to inauthentic or 'everyday' mode of time as lacking some primordial quality which authentic temporality possesses.

In contrast, to the originary temporality, for which the formal structure of Dasein's temporality itself is grounded to its spatial Being-in-the-world, Dasein also exists essentially as 'projection.' Projection is oriented toward the future, and this outcome orientation regulates our concern by constantly realizing various possibilities. Temporality is characterized formally as this dynamic structure of 'a future that makes present in the process of having been.' Heidegger calls the three moments of temporality-the future, the present, and the past-the three ecstasies of temporality. This mode of time is not normative but rather formal or neutral; as Blattner argues, the temporal features that constitute Dasein's temporality describe both inauthentic and authentic temporality.

There are some passages that indicate that authentic temporality is the primary manifestation of the temporality, because of its essential orientation toward the future. For instance, Heidegger states that 'temporality first showed itself in anticipatory resoluteness.' Elsewhere, he argues that 'the ‘time’ which is accessible to Dasein's common sense is not primordial, but arises rather from authentic temporality.' In these formulations, the authentic temporality is said to found other inauthentic modes. According to Blattner, this is 'by far the most common' interpretation of the status of authentic time.

However, to ague with Blattner and Haar, in that there are far more passages where Heidegger considers an originary temporality as distinct from authentic temporality, and founding for it and for Being-in-the-world as well. Here are some examples: A temporality has different possibilities and different ways of temporalizing itself. The basic possibilities of existence, the authenticity and inauthenticity of Dasein, are grounded ontologically on possible temporalizations of the temporality. Time is primordial as the temporalizing of temporality, and as such it makes possible the Constitution of the structure of care.

Heidegger's conception seems to be that it is because we are fundamentally temporal-having the formal structure of ecstatic-horizontal unity-that we can project, authentically or in authentically, our concernful dealings in the world and exist as Being-in-the-world. It is on this account that temporality is said to found spatiality. Nicholson's first alternative offers a more consistent reading. The structure of temporality should be treated as an abstraction from Dasein's Being-in-the-world, specifically from care. In this case, the content of temporality is just the past and the present and the future ways of Being-in-the-world. Heidegger's own words support this reading: 'as Dasein temporalizes itself, a world is too,' and 'the world is neither present-at-hand nor ready-to-hand, but temporalizes itself in temporality.' He also states that the zuhanden 'world-time, in the rigorous sense of the existential-temporal conception of the world, belongs to temporality itself.' In this reading, 'temporality temporalizing itself,' 'Dasein's projection,' and 'the temporal projection of the world' are three different ways of describing the same 'happening' of Being-in-the-world, which Heidegger calls 'self-directive.'

However, if this is the case, then the temporality does not found spatiality, except perhaps in the trivial sense that spatiality is built into the notion of care that is identified with a temporality. The sustaining of 'temporality temporalizing itself' simply is the various openings of regions, i.e., Dasein's 'breaking into space.' Certainly, as Stroeker points out, it is true that 'nearness and remoteness are spatio-temporal phenomena and cannot be conceived without a temporal moment.' But this necessity does not constitute a foundation. Rather, they are equiprimordial. The addition of temporal dimensions does indeed complete the discussion of spatiality, which abstracted from time. But this completion, while it better articulates the whole of Being-in-the-world, does not show that temporality is more fundamental.

If temporality and spatiality are equiprimordial, then all of the supposedly founding relations between temporality and spatiality could just as well be reversed and still hold true. Heidegger's view is that 'because Dasein as temporality is ecstatic-horizontals in its Being, it can take along with it a space for which it has made room, and it can do so farcically and constantly.' But if Dasein is essentially a factical projection, then the reverse should also be true. Heidegger appears to have assumed the priority of temporality over spatiality perhaps under the influence of Kant, Husserl, or Dilthey, and then based his analyses on that assumption.

However, there may still be a way to save Heidegger's foundational project in terms of authentic temporality. Heidegger never specifically mentions authentic temporality, since he suggests earlier that the primary manifestation of temporality is authentic temporality, such a reading may perhaps be justified. This reading would treat the whole spatio-temporal structure of Being-in-the-world. The resoluteness of authenticated temporality, arising out of Dasein's own 'Being-towards-death,' would supply a content to temporality above and beyond everyday involvements.

Heidegger is said to have its foundations in resoluteness, Dasein determines its own Situation through anticipatory resoluteness, which includes particular locations and involvements, i.e., the spatiality of Being-in-the-world. The same set of circumstances could be transformed into a new situation with different significance, if Dasein chooses resolutely to bring that about. An authentic temporality in this case can be said to found spatiality, since Dasein's spatiality is determined by resoluteness. This reading moreover enables Heidegger to construct a hierarchical relation between temporality and spatiality within Being-in-the-world rather than going outside of it to a formal transcendental principle, since the choice of spatiality is grasped phenomenologically in terms of the concrete experience of decision.

Moreover, one might argue that according to Heidegger one's own grasp of 'death' is uniquely a temporal mode of existence, whereas there is no such weighty conception involving spatiality. Death is what compels Dasein to 'stand before itself in its own most potentiality-for-Being.' Authentic Being-towards-death is a 'Being towards a possibility-indeed, towards a distinctive possibility of Dasein itself.' One could argue that notions such as 'potentiality' and 'possibility' are distinctively temporal, nonspatial notions. So 'Being-towards-death,' as temporal, appears to be much more ontologically 'fundamental' than spatiality.

However, Heidegger is not yet out of the woods. I believe that labelling the notions of anticipatory resoluteness, Being-towards-death, potentiality, and possibility specifically as temporal modes of being (to the exclusion of spatiality) begs the question. Given Heidegger's phenomenological framework, why assume that these notions are only temporal (without spatial dimensions)? If Being-towards-death, potentiality-for-Being, and possibility were 'purely' temporal notions, what phenomenological sense can we make of such abstract conceptions, given that these are manifestly our modes of existence as bodily beings? Heidegger cannot have in mind such an abstract notion of time, if he wants to treat authentic temporality as the meaning of care. It would seem more consistent with his theoretical framework to say that Being-towards-death is a rich spatio-temporal mode of being, given that Dasein is Being-in-the-world.

Furthermore, the interpretation that defines resoluteness as uniquely temporal suggests too much of a voluntaristic or subjectivistic notion of the self that controls its own Being-in-the-world from the standpoint of its future. This would drive a wedge between the self and its Being-in-the-world, thereby creating a temporal 'inner self' which can decide its own spatiality. However, if Dasein is Being-in-the-world as Heidegger claims, then all of Dasein's decisions should be viewed as concretely grounded in Being-in-the-world. If so, spatiality must be an essential constitutive element.

Hence, authentic temporality, if construed narrowly as the mode of temporality, at first appears to be able to found spatiality, but it also commits Heidegger either to an account of time that is too abstract, or to the notion of the self far more like Sartre's than his own. What is lacking in Heidegger's theory that generates this sort of difficulty is a developed conception of Dasein as a lived body-a notion more fully developed by Merleau-Ponty.

The elements of a more consistent interpretation of an authentic temporality are present in Being and Time. This interpretation incorporates a view of 'authentic spatiality' in the notion of its authenticated temporality. This would be Dasein's resolutely grasping its own spatio-temporal finitude with respect to its place and its world. Dasein is born at a particular place, lives in a particular place, dies in a particular place, all of which it can by its relation to in an authenticated process. The place Dasein lives is not a place of anonymous involvements. The place of Dasein must be there where its own potentiality-for-Being is realized. Dasein's place is thus a determination of its existence. Had Heidegger developed such a conception more fully, he would have seen that temporality is equiprimordial with thoroughly spatial and contextual Being-in-the-world. They are distinguishable but equally fundamental ways of emphasizing our finitude.

The internalized tensions within his theory leads Heidegger to reconsider his own positions. In his later period, he explicitly develops what may be viewed as a conception of authentic spatiality. For instance, in 'Building Dwelling Thinking,' Heidegger states that Dasein's relations to locations and to spaces inheres in dwelling, and dwelling is the basic character of our Being. The notion of dwelling expresses an affirmation of spatial finitude. Through this affirmation one acquires a proper relation to one's environment.

But the idea of dwelling is in fact already discussed in Being and Time, regarding the term 'Being-in-the-world,' Heidegger explains that the word 'in' is derived from 'in-an'-to 'reside,' 'habit are,' 'to dwell.' The emphasis on 'dwelling' highlights the essentially 'worldly' character of the self.

Thus from the beginning Heidegger had a conception of spatial finitude, but this fundamental insight was undeveloped because of his ambition to carry out the foundational project that favoured time. From the 1930's on, as Heidegger abandons the foundational project focussing on temporality, the conception of authentic spatiality comes to the fore. For example, in Discourse on Thinking Heidegger considers the spatial character of Being as 'that-which-regions (die Gegnet).' The peculiar expression is a re-conceptualization of the notion of 'region' as it appeared in Being and Time. Region is given an active character and defined as the 'openness that surrounds us' which 'comes to meet us.' By giving it an active character, Heidegger wants to emphasize that region is not brought into being by us, but rather exists in its own right, as that which expresses our spatial existence. Heidegger states that 'one needs to understand ‘resolve’ (Entschlossenheit) as it is understood in Being and Time: as the opening of man [Dasein] particularly undertaken by him for openness, . . . which we think of as that-which-regions.' Here Heidegger is asserting an authentic conception of spatiality. The finitude expressed in the notion of Being-in-the-world is thus transformed into an authentic recognition of our finite worldly existence in later writings.

The return to the conception of spatial finitude in the later period shows that Heidegger never abandoned the original insight behind his conception of Being-in-the-world. But once committed to this idea, it is hard to justify singling out an aspect of the self -temporality-as the foundation for the rest of the structure. All of the Existentiale and zuhanden modes, which constitute the whole of Being-in-the-world, are equiprimordial, each mode articulating different aspects of a unified whole. The preference for temporality as the privileged meaning of existence reflects the Kantian residue in Heidegger's early doctrine that he later rejected as still excessively subjectivistic.

Meanwhile, it seems that it is nonetheless, natural to combine this close connection with conclusions by proposing an account of self-consciousness, as to the capacity to think 'I'-thoughts that are immune to error through misidentification, though misidentification varies with the semantics of the 'self'-this would be a redundant account of self-consciousness. Once we have an account of what it is to be capable of thinking 'I'-thoughts, we will have explained everything distinctive about self-consciousness. It stems from the thought that what is distinctive about 'I'-thoughts are that they are either themselves immune to error or they rest on further 'I' -Thoughts that are immune in that way.

Once we have an account of what it is to be capable of thinking thoughts that are immune to error through misidentification, we will have explained everything about the capacity to think 'I'-thoughts. As it would to claim of deriving from the thought that immunity to error through misidentification depends on the semantics of the 'self.'

Once, again, that when we have an account of the semantics in that we will have explained everything distinctive about the capacity to think thoughts that are immune to error through misidentification.

The suggestion is that the semantics of 'self-ness' will explain what is distinctive about the capacity to think thoughts immune to error through misidentification. Semantics alone cannot be expected to explain the capacity for thinking thoughts. The point in fact, that all that there is to the capacity of think thoughts that are immune tp error is the capacity to think the sort of thought whose natural linguistic expression involves the 'self,' where this capacity is given by mastery of the semantics of 'self-ness.' Yielding, to explain what it is to master the semantics of 'self-ness,' especially to think thoughts immune to error through misidentification.

On this view, the mastery of the semantics of 'self-ness' may be construed as for the single most important explanation in a theory of 'self-consciousness.'

Its quickened reformulation might be put to a defender of 'redundancy' or the deflationary theory is how mastery of the semantics of 'self-ness' can make sense of the distinction between 'self-ness contents' that are immune to error through misidentification and the 'self contents' that lack such immunity. However, this is only an apparent difficulty when one remembers that those of the 'selves' content is immune to error through misidentification, because, those employing ‘'I' as object, were able in having to break down their component elements. The identification component and the predication components that for which if the composite identification components of each are of such judgements that mastery of the semantics of 'self-regulatory' content must be called upon to explain. Identification component are, of course, immune to error through misidentification.

It is also important to stress how the redundancy and the deflationary theory of self-consciousness, and any theory of self-consciousness that accords a serious role in self-consciousness to mastery of the semantics of the 'self-ness,' are motivated by an important principle that has governed much of the development of analytical philosophy. The principle is the principle that the analysis of thought can only continue thought, the philosophical analysis of language such that we communicate thoughts by means of language because we have an implicit understanding of the workings of language, that is, of the principle governing the use of language: It is these principles, which relate to what is open to view and mind other that via the medium of language, which endow our sentences with the senses that they carry. In order to analyse thought, therefore, it is necessary to make explicitly those principles, regulating our use of language, which we already implicitly grasp.

Still, at the core of the notion of broad self-consciousness is the recognition of what consciousness is the recognition of what developmental psychologist’s call 'self-world dualism.' Any subject properly described as self-conscious must be able to register the distinction between himself and the world, of course, this is a distinction that can be registered in a variety of way. The capacity for self-ascription of thoughts and experiences, in combination with the capacity to understand the world as a spatial and causally structured system of mind-independent objects, is a high-level way of registering of this distinction.

Consciousness of objects is closely related to sentience and to being awake. It is (at least) being in somewhat of a distinct informational and behavioural intention where its responsive state is for one's condition as played within the immediateness of environmental surroundings. It is the ability, for example, to process and act responsively to information about food, friends, foes, and other items of relevance. One finds consciousness of objects in creatures much less complex than human beings. It is what we (at any rate first and primarily) have in mind when we say of some person or animal as it is coming out of general anaesthesia, ‘It is regaining consciousness’ as consciousness of objects is not just any form of informational access to the world, but the knowing about and being conscious of, things in the world.

We are conscious of our representations when we are conscious, not (just) of some object, but of our representations: ‘I am seeing [as opposed to touching, smelling, tasting] and seeing clearly [as opposed too dimly].’ Consciousness of our own representations it is the ability to process and act responsively to information about oneself, but it is not just any form of such informational access. It is knowing about, being conscious of, one's own psychological states. In Nagel's famous phrase (1974), when we are conscious of our representations, it is ‘like something’ to have them. If, that which seems likely, there are forms of consciousness that do not involve consciousness of objects, they might consist in consciousness of representations, though some theorists would insist that this kind of consciousness be not of representations either (via representations, perhaps, but not of them).

The distinction just drawn between consciousness of objects and consciousness of our representations of objects may seem similar to Form's (1995) contributes of a well-known distinction between P- [phenomenal] and A- [access] consciousness. Here is his definition of ‘A-consciousness’: 'A state is A-conscious if it is poised for direct control of thought and action.' He tells us that he cannot define ‘P-consciousness’ in any 'remotely non-circular way' but will use it to refer to what he calls 'experiential properties,' what it is like to have certain states. Our consciousness of objects may appear to be like A-consciousness. It is not, however, it is a form of P-consciousness. Consciousness of an object is-how else can we put it?-consciousness of the object. Even if consciousness is just informational excess of a certain kind (something that Form would deny), it is not all form of informational access and we are talking about conscious access here. Recall the idea that it is like something to have a conscious state. Other closely related ideas are that in a conscious state, something appears to one, that conscious states have a ‘felt quality’. A term for all this is phenomenology: Conscious states have a phenomenology. (Thus some philosophers speak of phenomenal consciousness here.) We could now state the point we are trying to make this way. If I am conscious of an object, then it is like something to have that object as the content of a representation.

Some theorists would insist that this last statement be qualified. While such a representation of an object may provide everything that a representation has to have for its contents to be like something to me, they would urge, something more is needed. Different theorists would add different elements. For some, I would have to be aware, not just of the object, but of my representation of it. For others, I would have directorial implications that infer of the certain attentive considerations to its way or something other than is elsewhere. We cannot go into this controversy here. As, we are merely making the point that consciousness of objects is more than Form's A-consciousness.

Consciousness self involves, not just consciousness of states that it is like something to have, but consciousness of the thing that has them, i.e., of ones-self. It is the ability to process and act responsively to information about oneself, but again it is more than that. It is knowing about, being conscious of, oneself, indeed of itself as itself. And consciousness of oneself in this way it is often called consciousness of self as the subject of experience. Consciousness of oneself as oneself seems to require indexical adeptness and by preference to a special indexical ability at that, not just an ability to pick out something out but to pick something out as oneself. Human beings have such self-referential indexical ability. Whether any other creatures have, it is controversial. The leading nonhuman candidate would be chimpanzees and other primates whom they have taught enough language to use first-person pronouns.

The literature on consciousness sometimes fails to distinguish consciousness of objects, consciousness of one's own representations, and consciousness of self, or treat one three, usually consciousness of one's own representations, as actualized of its owing totality in consciousness. (Conscious states do not have objects, yet is not consciousness of a representation either. We cannot pursue that complication here.) The term ‘conscious’ and cognates are ambiguous in everyday English. We speak of someone regaining consciousness-where we mean simple consciousness of the world. Yet we also say things like, She was haphazardly conscious of what motivated her to say that-where we do not mean that she lacked either consciousness of the world or consciousness of self but rather than she was not conscious of certain things about herself, specifically, certain of her own representational states. To understand the unity of consciousness, making these distinctions is important. The reason is this: the unity of consciousness takes a different form in consciousness of self than it takes in either consciousness of one's own representations or consciousness of objects.

So what is unified consciousness? As we said, the predominant form of the unity of consciousness is being aware of several things at the same time. Intuitively, this is the notion of several representations being aspects of a single encompassing conscious state. A more informative idea can be gleaned from the way philosophers have written about unified consciousness. As emerging from what they have said, the central feature of unified consciousness is taken to be something like this unity of consciousness: A group of representational relations related to each other that to be conscious of any of them is to be conscious of others of them and of the group of them as a single group.

In order for science to be rigorous, Husserl claimed that mind must ‘intend’ itself as subject and also all its ‘means’. The task of philosophy, also, is so, that in to substantiate that science is, in fact, rigorous by clearly distinguishing, naming, and taxonomizing phenomena. What William James termed the stream of consciousness was dubbed by Husserl the system of experience. Recognizing, as James did, that consciousness is contiguous, Husserl eventually concluded that any single mental phenomenon is a moving horizon receding in all directions at once toward all other phenomena.

Interesting enough, this created an epistemological dilemma that became pervasive in the history of postmodern philosophy. the dilemma is such that if mind ‘intends’ itself as subject and objects within this mind are moving in all directions toward all other objects, how can any two minds objectively agree that they are referring to the same object? The followers of Husserl concluded that this was not possible, therefore, the prospect that two minds can objectively or inter-subjectively know the same truth is annihilated.

Ever so, that it is ironic, least of mention, that Husserl’s attempt to establish a rigorous basis for science in human consciousness served to reinforce Nietzsche’s claim that truths are evolving fictions that exist only in the subjective reality of single individuals. And it also massively reinforced the stark Cartesian division between mind and world by seeming to legitimate the view that logic and mathematical systems reside only in human subjectivity and, therefore, that there is no real or necessary correspondence of physical theories with physical reality. These views would later be embarked by Ludwig Wittgenstein and Jean-Paul Sartre.

One of Nietzsche’s fundamental contentions was that traditional value (represented primarily by Christianity) had lost their power in the lives of individuals. He expressed this in his proclamation 'God is dead.' He was convinced that traditional values represented 'slave morality,' such that it was the characterological underpinning with which succeed too weakly and resentful individually created morality. Who encouraged such behaviour as gentleness and kindness because the behaviour served their interests?

By way of introducing some of Nietzsche’s written literature, which it may as such, by inclination alone be attributively contributive that all aspiration’s are in fact the presentation of their gestural point reference. A few salient points that empower Nietzsche as the 'great critic' of that tradition, in so that by some meaningfully implication, is to why this critique is potentially so powerful and yet as provocative by statements concerting the immediacy of its topic.

Although enwrapped in shrouds his guising shadow that which we can identify Nietzsche in a decisive challenge to the past, from one point of view there should be nothing too remarkably new about what Nietzsche is doing, least of mention, his style of doing so is very intriguing yet distinctive. For him, undertaking to characterized methods of analysis and criticism, under which we should feel quite familiar with, just as the extracted forms of familiarity are basic throughout which contextual matters of representation have previously been faced. He is encouraging as a new possibility for our lives of a program that has strong and obvious roots in certain forms of Romanticism. Thus, is to illustrate how the greater burden of tradition, as he is deeply connected to categorical priorities as in the finding that considerations for which create tradition.

Irish philosopher and clergyman George Berkeley set out to challenge what he saw as the atheism and skepticism inherent in the prevailing philosophy of the early 18th century. His initial publications, which asserted that no objects or matter existed outside the human mind, were met with disdain by the London intelligentsia of the day. Berkeley aimed to explain his 'Immaterialist' theory, part of the school of thought known as idealism.

The German philosopher Immanuel Kant tried to solve the crisis generated by Locke and brought to a climax by Hume; his proposed solution combined elements of rationalism with elements of empiricism. He agreed with the rationalists that one can have an exact and certain opening for knowledge, but he followed the empiricists in holding that such knowledge is more informative about the structure of thought than about the worlds’ outside thought. He distinguished three kinds of knowledge, analytical deductions, for which is exact and certain but uninformative, because it makes clear only what is contained in definitions; Synthetic empirically, which conveys information about the world learned from experience, but is subject to the errors of the senses. Theoretical synthetics, which are discovered by pure intuitive certainty, are both exact and understanding. Its expressions are the necessary conditions that the mind imposes on all objects of experience. Mathematics and philosophy, according to Kant, provide this last. Since the time of Kant, one of the most frequently argued questions in philosophy has been whether or not such a thing as theoretic synthetical knowledge really exists.

Because of the diversity of positions associated with existentialism, the term is impossible to define precisely. Certain themes common to nearly all existentialist writers can, however, be identified. The term itself suggests one major theme: the stress on concrete individual existence and, consequently, on subjectivity, individual freedom, and choice.

Most philosophers since Plato have held that the highest ethical good are the same for everyone; as far as one is to approach moral perfection, one resembles other morally perfect individuals. The 19th-century Danish philosopher Søren Kierkegaard, who was the first writer to call himself existential, reacted against this tradition by insisting that the highest good for the individual are to find his or her own unique vocation. As he wrote in his journal, 'I must find a truth that is true for me . . . the idea for which I can live or die.' Other existentialist writers have echoed Kierkegaard's belief that one must choose one's own way without the aid of universal, objective standards. Against the traditional view that moral choice involves an objective judgment of right and wrong, existentialists have argued that no objective, rational basis can be found for moral decisions. The 19th-century German philosopher Friedrich Nietzsche additionally contended with an individuality that must define for which situations are to count as moral situations.

All existentialists have followed Kierkegaard in stressing the importance of passionate individual action in deciding questions of both morality and truth. They have insisted, accordingly, that personal experience and acting on one's own convictions are essential in arriving at the truth. Thus, the understanding of a situation by someone involved in that situation is superior to that of a detached, objective observer. This emphasis on the perspective of the individual agent has also made existentialists suspicious of systematic reasoning. Kierkegaard, and other existentialist writers have been deliberately unsystematic in the exposition of their philosophies, preferring to express themselves in aphorisms, dialogues, parables, and other literary forms. Despite their antirationalist position, however, most existentialists cannot be said to be irrationalists in the sense of denying all validity to rational thought. They have held that rational clarity is desirable wherever possible, but that the most important questions in life are not accessible for reason and the accessible knowledge as cohered by supporting structures of scientific understanding, in that they have argued that even science is not as rational as is commonly supposed. For instance, asserted that the scientific assumption of an orderly universe is for the most part a worthwhile rationalization.

Perhaps the most prominent theme in existentialist writing is that of choice. Humanity's primary distinction, in the view of most existentialists, is the freedom to choose. Existentialists have held that human beings do not have a fixed nature, or essence, as other animals and plants do: Yet, to every human that make choices that create his or her own natures embark upon the dogma that which, in its gross effect, formulates his or hers existential decision of choice. That if, one might unduly sway to consider in having to embody the influences that persuade one’s own self to frowardly acknowledge the fact of an existence that precedes the idealization pertaining to its essences. Choice is therefore central to human existence, and it is inescapable; even the refusal to choose is a choice. Freedom of choice entails commitment and responsibility. Because individuals are free to choose their own path, existentialists have argued, they must accept the risk and responsibility of following their commitment wherever it leads.

Kierkegaard held that recognizing that one experience is spiritually crucial not only a fear of specific objects but also a feeling of general apprehension, which he called dread. He interpreted it as God's way of calling each individual to agree to a personally valid way of life. The word anxiety (German Angst) has a similarly crucial role in the work of the 20th-century German philosopher Martin Heidegger-anxiety leads to the individual's confrontation with nothingness and with the impossibility of finding ultimate justification for the choices he or she must make. In the philosophy of Sartre, the word nausea is used for the individual's recognition of the pure contingency of the universe, and the word anguish is used for the recognition of the total freedom of choice that confronts the individual at every moment.

Existentialism as a distinct philosophical and literary movement belongs to the 19th and 20th centuries. However, elements of existentialism can be found in the thought (and life) of Socrates, in the Bible, and in the work of many pre-modern philosophers and writers.

The first to anticipate the major concerns of modern existentialism was the 17th-century French philosopher Blaise Pascal. Pascal rejected the rigorous rationalism of his contemporary René Descartes, asserting, in his Pensées (1670), that a systematic philosophy that presumes to explain God and humanity is a form of pride. Like later existentialist writers, he saw human life as for paradoxes: The human self, which combines mind and body, is itself a paradox and contradiction.

Nineteenth-century Danish philosopher Søren Kierkegaard played a major role in the development of existentialist thought. Kierkegaard criticized the popular systematic method of rational philosophy advocated by German Georg Wilhelm Friedrich Hegel. He emphasized the absurdity inherent in human life and questioned how any systematic philosophy could apply to the ambiguous human condition. In Kierkegaard’s deliberately unsystematic works, he explained that each individual should attempt an intense examination of his or her own existence.

Kierkegaard, generally regarded as the founder of modern existentialism, reacted against the systematic absolute idealism of the 19th-century German philosopher Georg Wilhelm Friedrich Hegel, who claimed to have worked out a total rational understanding of humanity and history. Kierkegaard, on the contrary, stressed the ambiguity and absurdity of the human situation. The individual's response to this situation must be to live a totally committed life, and this commitment can only be understood by the individual who has made it. The individual, therefore, must always be prepared to defy the norms, least of mention, for which any if not all sociological associations that bring of some orientation, that for the sake of the higher persuasion brings the possible that implicate of a personally respective way of life. Kierkegaard ultimately advocated a 'leap of faith' into a Christian way of life, which, although hard to grasp and fully in the risk of which was the only commitment he believed could save the individual from despair.

Danish religious philosopher Søren Kierkegaard rejected the all-encompassing, analytical philosophical systems of such 19th-century thinkers as German philosopher G.W.F. Hegel. Instead, Kierkegaard focussed on the choices the individual must make in all aspects of his or her life, especially the choice to maintain religious faith. The literaturized work of Fear and Trembling, 1846 and translated, 1941, Kierkegaard explored the conceptual representations of faith through which an examination of the biblical story of Abraham and Isaac, under which God demanded that Abraham show by his proving of faith by sacrificing his son.

One of the most controversial works of 19th-century philosophy, Thus Spake Zarathustra (1883-1885) articulated through Friedrich Nietzsche’s theory of the Übermensch, a term translated as 'Superman' or 'Overman.' The Superman was an individual who overcame what termed the 'slave morality' of traditional values, and lived according to his own morality. Who also advanced his idea that 'God is dead,' or that traditional morality was no longer relevant in people’s lives. In the sage Zarathustra came down from the mountain where he had spent the last ten years alone to preach to the people.

Nietzsche, who was not conversant with the functional dynamics that were the contributive peculiarities for which their premise is attributable to Kierkegaard. The influence of the subsequential existentialist thought, only through his criticism of traditional metaphysical and moral assumptions and through his espousal of tragic pessimism and the life-affirming individual will that opposes itself to the moral conformity of the majority. In contrast to Kierkegaard, whose attack on conventional morality led him to advocate a radically individualistic Christianity, proclaimed the 'death of God' and went on to reject the entire Judeo-Christian moral tradition in favour of a heroic pagan ideal.

The 'will' (philosophy and psychology), is the capacity to choose among alternative courses of action and to act on the choice made, particularly when the action is directed toward a specific goal or is governed by definite ideals and principles of conduct? Bestowing the consignment of willed behaviour contrasts with behaviour stemming from instinct, impulse, reflex, or habit, none, of which involves conscious choice among alternatives. Again, a consigning of willed behaviour contrasts with the vacillations manifested by alternating choices among conflicting alternatives.

Until the 20th century most philosophers conceived the will as a separate faculty with which every person is born. They differed, however, about the role of this faculty in the personality makeup. For one school of philosophers, most notably represented by the German philosopher Arthur Schopenhauer, universal will-power is the primary reality, and the individual's will forms part of it. In his view, the will dominates every other aspect of an individual's personality, knowledge, feelings, and direction in life. A contemporary form of Schopenhauer's theory is implicit in some forms of existentialism, such as the existentialist view expressed by the French philosopher Jean-Paul Sartre, which regards personality as the desire to action, and actions as they are the manifestations of the will for which gives meaning to the universe.

Most other philosophers have regarded the will as coequal or secondary to other aspects of personality. Plato believed that the psyche is divided into three parts: Reason, will, and desire, for rationalist philosophers, such as Aristotle, Thomas Aquinas, and René Descartes. The will is the agent of the rational soul in governing purely animal appetites and passions. Some empirical philosophers, such as David Hume, discount the importance of rational influences upon the will; They think of the will as ruled mainly by emotion. Evolutionary philosophers, such as Herbert Spencer, and pragmatist philosophers, such as John Dewey, conceive the will not as an innate faculty but as a product of experience evolving gradually as the mind and personality of the individual development in social interaction.

Modern psychologists tend to accept the pragmatic theory of the will. They regard the will as an aspect or quality of behaviour, than as a separate faculty. It is the whole person who wills. This act of willing is manifested by (1) the fixing of attention on distant goals and abstract standards and principles of conduct; (2) the weighing of alternative courses of action and the taking of deliberate action that seems best calculated serving specific goals and principles; (3) the inhibition of impulses and habits that might distract attention from, or otherwise conflict with, a goal or principle; and (4) perseverance against deterrents and the obstruction, that within one’s pursuit of goals or adherence is given into the characteristic principles.

The modern philosophy movements of phenomenology and existentialism have been greatly influenced by the thought of German philosopher Martin Heidegger. According to Heidegger, humankind has fallen into a crisis by taking a narrow, technological approach to the world and by ignoring the larger question of existence. People, if they wish to live authentically, must broaden their perspectives. Instead of taking their existence for granted, people should view themselves as part of Being (Heidegger's term for that which underlies all existence).

Heidegger, like Pascal and Kierkegaard, reacted against an attempt to put philosophy on a conclusive rationalistic basis-as Max Scheler (1874-1928), the German social and religious philosopher, whose work reflected the influence of the phenomenology of his countryman Edmund Husserl. Born in Munich, Scheler taught at the universities of Jena, Munich, and Cologne. In The Nature of Sympathy, 1913 translated 1970, he applied Husserl's method of detailed phenomenological description to the social emotions that relate human beings to one another-especially love and hate. This book was followed by his most famous work, Formalism in Ethics and Non-Formal Ethics of Values, 1913, and translated 1973, a two-volume study of ethics in which he criticized the formal ethical approach of the German philosopher Immanuel Kant and substituted for it a study of specific values as they directly present themselves to consciousness. Scheler converted to Roman Catholicism in 1920 and wrote On the Eternal in Man, 1921 and translated 1960, to justify his conversion, followed by an important study of the sociology of knowledge, Die Wissensformen und die Gesellschaft (Forms of Knowledge and Society, 1926). Later he rejected Roman Catholicism and developed a philosophy, based on science, in which all abstract knowledge and religious values are considered sublimations of basic human drives. This is presented in his last book, The Place of Man in the Universe, 1928 translated 1961.

Phenomenology of the 20th-century German philosopher Edmund Husserl. Heidegger argued that humanity finds itself in an incomprehensible and indifferent world. Human beings can never hope to understand why they are here; Instead, each individual must choose a goal and follow it with passionate conviction, aware of the certainty of death and the ultimate meaninglessness of one's life. Heidegger contributed to existentialist thought an original emphasis on Being and ontology and on language.

The subjects treated in Aristotle's Metaphysics (substance, causality, the nature of being, and the existence of God) fixed the content of metaphysical speculation for centuries. Among the medieval Scholastic philosophers, metaphysics were known as the 'transphysical science' on the assumption that, by means of it, the scholar philosophically could make the transition from the physical world to a world beyond sense perception. The 13th-century Scholastic philosopher and theologian St. Thomas Aquinas declared that the cognition of God, through a causal study of finite sensible beings, was the aim of metaphysics. With the rise of scientific study in the 16th century the reconciliation of science and faith in God became an increasingly important problem.

The Irish-born philosopher and clergyman George Berkeley (1685-1753) argued that everything, that human beings were to conceive of exists as an idea in a mind, a philosophical focus that is idealism. Berkeley reasoned that because one cannot control one’s thoughts, they must come directly from a larger mind: That of God. In his treatise, Concerning the Principles of Human Knowledge, written in 1710, Berkeley explained why he believed that it is 'impossible . . . that there should be any such thing as an outward object.'

Before the time of the German philosopher Immanuel Kant’s metaphysics was characterized by a tendency to construct theories based on deductive knowledge, that is, knowledge derived from reason alone, in the contradistinction to empirical knowledge, which is gained by reference to the facts of experience. From theoretical knowledge were deduced general propositions held to be true of all things. The method of inquiry based on deductive principles is known as rationalistic. This method may be subdivided into monism, which holds that the universe is made up of a single fundamental substance: Dualism, is nonetheless, the belief in two such substances, and pluralism, which proposes the existence of many fundamental substances.

In the 5th and 4th centuries Bc, Plato postulated the existence of a realm of Ideas that the varied objects of common experience imperfectly reflect. He maintained that these ideal Forms are not only more clearly intelligible but also more real than the transient and essentially illusory objects themselves.

George Berkeley is considered the founder of idealism, the philosophical view that all physical objects are dependent on the mind for their existence. According to Berkeley's early 18th-century writing, an object such as a table exists only if a mind is perceiving it. Therefore, objects are ideas.

Berkeley speculated that all aspects of everything of which one is conscious are reducible to the ideas present in the mind. The observer does not conjure external objects into existence, however, the true ideas of them are caused in the human mind directly by God. Eighteenth-century German philosopher Immanuel Kant greatly refined idealism through his critical inquiry into what he believed to be the limit of possible knowledge. Kant held that all that can be known of things is the way in which they appear in experience, there is no way of knowing what they are substantially in themselves. He also held, however, that the fundamental principles of all science are essentially grounded in the constitution of the mind than being derived from the external world.

George Berkeley, argued, that all naturalized associations brought upon the human being to conceive of existent and earthly ideas within the mind, a philosophical focus that is known as idealism.

Trying to develop an all-encompassing philosophical system, German philosopher Georg Wilhelm Friedrich Hegel wrote on topics ranging from logic and history to art and literature. He considered art to be one of the supreme developments of spiritual and absolute knowledge, surpassed only by religion and philosophy. In his excerpt from Introductory Lectures on Aesthetics, which were based on lectures that Hegel delivered between 1820 and 1829, Hegel discussed the relationship of poetry to other arts, particularly music, and explained that poetry was one mode of expressing the 'Idea of beauty' that Hegel believed resided in all art forms. For Hegel, poetry was 'the universal realization of the art of the mind.'

Nineteenth-century German philosopher Georg Wilhelm Friedrich Hegel disagreed with Kant's theory concerning the inescapable human ignorance of what things are in themselves, instead arguing for the ultimate intelligibility of all existence. Hegel also maintained that the highest achievements of the human spirit (culture, science, religion, and the state) are not the result of naturally determined processes in the mind, but are conceived and sustained by the dialectical activity.

Hegel applied the term dialectic to his philosophic system. Hegel believed that the evolution of ideas occurs through a dialectical process-that is, a conceptual lead to its opposite, and because of this conflict, a third view, the synthesis, arises. The synthesis is at a higher level of truth than the first two views. Hegel's work is based on the idealistic conceptualized representation of a universal mind that, through evolution, seeks to arrive at the highest level of self-awareness and freedom.

German political philosopher Karl Marx applied the conceptualize representation of dialectic social and economic processes. Marx's so-called dialectical materialism, frequently considered a revision of the Hegelian, dialectic of free, reflective intellect. Additional strains of idealistic thought can be found in the works of 19th-century Germans Johann Gottlieb Fichte and F.W.J. Schelling, 19th-century Englishman F.H. Bradley, 19th-century Americans Charles Sanders Peirce and Josiah Royce, and 20th-century Italian Benedetto Croce.

The monists, agreeing that only one basic substance exists, differ in their descriptions of its principal characteristic. Thus, in idealistic monism the substance is believed to be purely mental; in materialistic monism it is held to be purely physical, and in neutral monism it is considered neither exclusively mental nor solely physical. The idealistic position was held by the Irish philosopher George Berkeley, the materialistic by the English philosopher Thomas Hobbes, and the neutral by the Dutch philosopher Baruch Spinoza. The latter expounded a pantheistic view of reality in which the universe is identical with God and everything contains God's substance.

George Berkeley set out to challenge what he saw as the atheism and skepticism inherent in the prevailing philosophy of the early 18th century. His initial publications, which asserted that no objects or matter existed outside the human mind, were met with disdain by the London intelligentsia of the day. Berkeley aimed to explain his 'Immaterial ist' theory, part of the school of thought known as idealism, to a more general audience in Three Dialogues between Hylas and Philonous (1713).

The most famous exponent of dualism was the French philosopher René Descartes, who maintained that body and mind are radically different entities and that they are the only fundamental substances in the universe. Dualism, however, does not show how these basic entities are connected.

In the work of the German philosopher Gottfried Wilhelm Leibniz, the universe is held to consist of many distinct substances, or monads. This view is pluralistic in the sense that it proposes the existence of many separate entities, and it is monistic in its assertion that each monad reflects within itself the entire universe.

Other philosophers have held that knowledge of reality is not derived from some deductive principles, but is obtained only from experience. This type of metaphysic is called empiricism. Still another school of philosophy has maintained that, although an ultimate reality does exist, it is altogether inaccessible to human knowledge, which is necessarily subjective because it is confined to states of mind. Knowledge is therefore not a representation of external reality, but merely a reflection of human perceptions. This, nonetheless, is basically known as skepticism or agnosticism, in that their appreciation of the soul and the reality of God.

Immanuel Kant had circulated his thesis on, The Critique of Pure Reason in 1781. Three years later he expanded on his study of the modes of thinking with an essay entitled 'What is Enlightenment?' In this 1784 essay, Kant challenged readers to 'dare to know,' arguing that it was not only a civic but also a moral duty to exercise the fundamental freedoms of thought and expression.

Several major viewpoints were combined in the work of Kant, who developed a distinctive critical philosophy called Transcendentalism. His philosophy is agnostic in that it denies the possibility of a strict knowledge of ultimate reality; it is empirical in that it affirms that all knowledge arises from experience and is true of objects of actual and possible experience and it is rationalistic in that it maintains the deductive character of the structural principles of this empirical knowledge.

These principles are held to be necessary and universal in their application to experience, for in Kant's view the mind furnishes the archetypal forms and categories (space, time, causality, substance, and relation) to its sensations, and these categories are logically anterior to experience, although manifested only in experience. Their logical anteriority to comprehend an experience only makes these categories or structural principle’s transcendental. They transcend all experience, both actual and possible. Although these principles determine all experience, they do not in any way affect the nature of things in themselves. The knowledge of which these principles are the necessary conditions must not be considered, therefore, as constituting a revelation of things as they are in themselves. This knowledge concerns things only as far as they appear to human perception or as they can be apprehended by the senses. The argument by which Kant sought to fix the limits of human knowledge within the framework of experience and to demonstrate the inability of the human mind to penetrate beyond experience strictly by knowledge to the realm of ultimate reality makes up the critical feature of his philosophy, giving the key word to the titles of his three leading treatises, Critique of Pure Reason, Critique of Practical Reason, and Critique of Judgment. In the system propounded in these works, Kant sought also to reconcile science and religion in a world of two levels, comprising noumena, objects conceived by reason although not perceived by the senses, and phenomena, things as they appear to the senses and are accessible to material study. He maintained that, because God, freedom, and human immortality are noumenal realities, these conceptualized understandings were brought through the moral faith than through scientific knowledge. With the continuous development of science, the expansion of metaphysics to include scientific knowledge and methods became one of the major objectives of metaphysicians.

Some of Kant's most distinguished followers, notably Johann Gottlieb Fichte, Friedrich Schelling, Georg Wilhelm Friedrich Hegel, and Friedrich Schleiermacher, negated Kant's criticism in their elaborations of his transcendental metaphysics by denying the Kantian conception of the thing-in-itself. They thus developed an absolute idealism opposing Kant's critical transcendentalism.

Since the formation of the hypothesis of absolute idealism, the development of metaphysics has resulted in as many types of metaphysical theory as existed in pre-Kantian philosophy, despite Kant's contention that he had fixed definitely the limits of philosophical speculation. Notable among these later metaphysical theories is radical empiricism, or pragmatism, a native American form of metaphysics expounded by Charles Sanders Peirce, developed by William James, and adapted as instrumentalism by John Dewey; voluntarism, the foremost exponents of which are the German philosopher Arthur Schopenhauer and the American philosopher Josiah Royce; phenomenalism, as it is exemplified in the writings of the French philosopher Auguste Comte and the British philosopher Herbert Spencer, emergent evolution, or creative evolution, originated by the French philosopher Henri Bergson; and the philosophy of the organism, elaborated by the British mathematician and philosopher Alfred North Whitehead. The salient doctrines of pragmatism are that the chief function of thought is to guide action, that the meaning of concepts is to be sought in their practical applications, and that truth should be tested by the practical effects of belief; According to instrumentalism, ideas are instruments of action, and their truth is determined by their role in human experience. In the theory of voluntarism suspects that Will is postulated as the supreme manifestation of reality. The exponents of phenomenalism, who are sometimes called positivists, contend that everything can be analysed in actual or possible occurrences, or phenomena, and that anything that cannot be analysed in this manner cannot be understood. In emergent or creative evolution, the evolutionary process is characterized as spontaneous and unpredictable than mechanistically determined. The philosophy of the organism combines an evolutionary stress on constant process with a metaphysical theory of God, the eternal objects, and creativity.

In the 20th century the validity of metaphysical thinking has been disputed by the logical positivists and by the so-called dialectical materialism of the Marxists. The basic principle maintained by the logical positivists is the verifiability theory of meaning. According to this theory, a sentence has factual meaning only if it meets the test of observation. Logical positivists argue that metaphysical expressions such as 'Nothing exists except material particles' and 'Everything is part of one all-encompassing spirit' cannot be tested empirically. Therefore, according to the verifiability theory of meaning, these expressions have no factual cognitive meaning, although they can have an emotive meaning about human hopes and feelings.

The dialectical materialists assert that the mind is conditioned by and reflects material reality. Therefore, speculations that conceive of constructs of the mind as having any other than material reality are themselves strangling unreal and can result only in delusion. To these assertions metaphysicians reply by denying the adequacy of the verifiability theory of meaning and of material perception as the standard of reality. Both logical positivism and dialectical materialism, they argue, conceal metaphysical assumptions, for example, that everything is observable or at least connected with something observable and that the mind has no distinctive life of its own. In the philosophical movement known as existentialism, thinkers have contended that the questions of the nature of being and of the individual's relationship to it are extremely important and meaningful concerning human life. The investigation of these questions is therefore considered valid of whether or not its results can be verified objectively.

Since the 1950s the problems of systematic analytical metaphysics have been studied in Britain by Stuart Newton Hampshire and Peter Frederick Strawson, the former concerned, in the manner of Spinoza, with the relationship between thought and action, and the latter, in the manner of Kant, with describing the major categories of experience as they are embedded in language. In the United States, metaphysics have been pursued much in the spirit of positivism by Wilfred Stalker Sellars and Willard Van Orman Quine, wherefore Sellars has aspired to express metaphysical questions in linguistic terms, and Quine has attempted to decide whether the structure of language commits the philosopher to asserting the existence of any entities whatever and, if so, what kind. In these new formulations the issues of metaphysics and ontology remain vital.

Twentieth-century French intellectual Jean-Paul Sartre helped to develop existential philosophy through his writings, novels, and plays. Considerable amounts of Sartre’s workings focuses on the dilemma of choice faced by free individuals and on the challenge of creating meaning by acting responsibly in an indifferent world. In stating that 'man is condemned to be free,' Sartre reminds us of the responsibility that accompanies human decisions.

Sartre first gave the term existentialism general currency by using it for his own philosophy and by becoming the leading figure of a distinct movement in France that became internationally influential after World War II. Sartre's philosophy is explicitly atheistic and pessimistic; He declared that human beings require a rational basis for their lives but are unable to achieve one, and thus human life is a 'futile passion.' Sartre nevertheless, insisted that his existentialism be a form of humanism, and he strongly emphasized human freedom, choice, and responsibility. He eventually tried to reconcile these existentialist concepts with a Marxist analysis of society and history. Because, for Heidegger, one is what one does in the world, a phenomenological reduction to one's own private experience is impossible; and because human action consists of a direct grasp of objects, it is not necessary to posit a special mental entity called a meaning to account for intentionality. For Heidegger, being thrown into the world among things in the act of realizing projects is a more fundamental kind of intentionality than that revealed in merely staring at or thinking about objects, and it is this more fundamental intentionality that makes possible the directedness analysed by Husserl.

In the mid-1900s, French existentialist Jean-Paul Sartre attempted to adapt Heidegger's phenomenology to the philosophy of consciousness, in effect returning to the approach of Husserl. Sartre agreed with Husserl that consciousness is always directed at objects but criticized his claim that such directedness is possible only by means of special mental entities called meanings. The French philosopher Maurice Merleau-Ponty rejected Sartre's view that phenomenological description reveals human beings to be pure, isolated, and free consciousnesses. He stressed the role of the active, involved body in all human knowledge, thus generalizing Heidegger's insights to include the analysis of perception. Like Heidegger and Sartre, Merleau-Ponty is an existential phenomenologist, in that he denies the possibility of bracketing existence.

In the treatise Being and Nothingness, French writer Jean-Paul Sartre presents his existential philosophical framework. He reasons that the essential nothingness of human existence leaves individuals to take sole responsibility for their own actions. Shunning the morality and constraints of society, individuals must embrace personal responsibility to craft a world for themselves. Along with focussing on the importance of exercising individual responsibility, Sartre stresses that the understanding of freedom of choice is the only means of authenticating human existence. A novelist and playwright as well as a philosopher, Sartre will become a leader of the modern existentialist movement.

Although existentialist thought encompassing the uncompromising atheism of Nietzsche and Sartre and the agnosticism of Heidegger, its origin in the intensely religious philosophies of Pascal and Kierkegaard, foreshadowed its profound influence on 20th-century theologies. The 20th-century German philosopher Karl Jaspers, although he rejected explicit religious doctrines, influenced a contemporary theology through his preoccupation with transcendence and the limits of human experience. The German Protestant theologian’s Paul Tillich and Rudolf Bultmann, the French Roman Catholic theologian Gabriel Marcel, the Russian Orthodox philosopher Nikolay Berdyayev, and the German Jewish philosopher Martin Buber inherited many of Kierkegaard's concerns, especially that a personal sense of authenticity and commitment is essential to religious faith.

Renowned as one of the most important writers in world history, 19th-century Russian author Fyodor Dostoyevsky wrote psychologically intense novels that probed the motivations and moral justifications for his characters’ actions. Dostoyevsky commonly addressed themes such as the struggle between good and evil within the human soul and the idea of salvation through suffering. The Brothers Karamazov (1879-1880), generally considered Dostoyevsky’s best work, interlaces religious exploration with the story of a family’s violent quarrels over a woman and a disputed inheritance.

Twentieth-century writer and philosopher Albert Camus examined what he considered the tragic inability of human beings to understand and transcend their intolerable conditions. In his work Camus presented an absurd and seemingly unreasonable world in which some people futilely struggle to find meaning and rationality while others simply refuse to care. For example, the main character of The Stranger (1942) kills a man on a beach for no reason and accepts his arrest and punishment with a dispassion. In contrast, in The Plague (1947), Camus introduces characters who act with courage in the face of absurdity.

Several existentialist philosophers used literary forms to convey their thought, and existentialism has been as vital and as extensive a movement in literature as in philosophy. The 19th-century Russian novelist Fyodor Dostoyevsky is probably the greatest existentialist literary figure. In Notes from the Underground (1864), the alienated antihero rages against the optimistic assumptions of rationalist humanism. The view of human nature that emerges in this and other novels of Dostoyevsky is that it is unpredictable and perversely self-destructive; Only Christian love can save humanity from itself, but such love cannot be understood philosophically. As the character Alyosha says in The Brothers Karamazov (1879-80), 'We must love life more than the meaning of it.'

The unfolding narrations that launch the chronological lines are attributed to the Russian novelist Fyodor Dostoyevsky’s Notes from Underground (1864) -'I am a sick man . . . I am a spiteful man'- are among the most famous in 19th-century literature. Published five years after his release from prison and involuntary, military service in Siberia, Notes from Underground is a sign of Dostoyevsky’s rejection of the radical social thinking he had embraced in his youth. The unnamed narrator is antagonistic in tone, questioning the reader’s sense of morality plus the foundations of rational thinking.

In the 20th century, the novels of the Austrian Jewish writer Franz Kafka, such as The Trial 1925, translated, 1937, and The Castle (1926, translated, 1930), present isolated men confronting vast, elusive, menacing bureaucracies; Kafka's themes of anxiety, guilt, and solitude reflect the influence of Kierkegaard, Dostoyevsky, and, the influence of Nietzsche is also discernible in the novels of the French writer’s André Malraux and in the plays of Sartre. The work of the French writer Albert Camus is usually associated with existentialism because of the prominence of such themes as the apparent absurdity and futility of life, the indifference of the universe, and the necessity of engagement in a just cause. Existentialist themes are also reflected in the theatre of the absurd, notably in the plays of Samuel Beckett and Eugène Ionesco. In the United States, the influence of existentialism on literature has been more indirect and diffused, traces of Kierkegaard's thought can be found in the novels of Walker Percy and John Updike, and various existentialist themes are apparent in the work of such diverse writers as Norman Mailer, John Barth, and Arthur Miller.

Nietzsche’s concept has often been interpreted as one that postulates a master-slave society and has been identified with totalitarian philosophies. Many scholars deny the connection and attribute it to misinterpretation of Nietzsche 's work.

For him, an undertaking to characterize its method of analysis and criticism, under which we should feel quite familiar with, just as the extracted forms of familiarity are basic throughout which contextual matters of representation have previously been faced. He is encouraging as a new possibility for our lives a program that has strong and obvious roots in certain forms of Romanticism. Thus, is to illustrate how Nietzsche, the greater burden of tradition, as he is deeply connected to categorical priorities as to finding the considerations of which make of tradition.

Yet, Kant tried to solve the crisis generated by Locke and brought to a climax by Hume; his proposed solution combined elements of rationalism with elements of empiricism. He agreed with the rationalists that one can have an exact and certain opening for knowledge, but he followed the empiricists in holding that such knowledge is more informative about the structure of thought than about the world outside thought.

During the 19th century, the German philosopher Georg Wilhelm Friedrich Hegel revived the rationalist claim that absolutely certain knowledge of reality can be obtained by equating the processes of thought, of nature, and of history. Hegel inspired an interest in history and a historical approach to knowledge by Herbert Spencer in Britain and by the German school of historicisms. Spencer and the French philosopher Auguste Comte brought attention to the importance of sociology as a branch of knowledge, and both extended the principles of empiricism to the study of society.

The American school of pragmatism, founded by the philosophers Charles Sanders Peirce, William James, and John Dewey at the turn of this century, carried empiricism by maintaining that knowledge is an instrument of action and that all beliefs should be judged by their usefulness as rules for predicting experiences.

In the early 20th century, epistemological problems were discussed thoroughly, and subtle shades of difference grew into rival schools of thought. Special attention was given to the relation between the act of perceiving something, the object directly perceived, and the thing that can be said to be known because of the perception. The phenomenalists contended that the objects of knowledge are the same as the objects perceived. The neorealists argued that one has direct perceptions of physical objects or parts of physical objects, than of one's own mental states. The critical realists took a middle position, holding that although one perceives only sensory data such as colours and sounds, these stand for physical objects and provide knowledge of it.

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